Home / 42,009,679.40-63,014,519.10-33,506,623.40

Finding the Fourth Proportional to 42,009,679.40, 63,014,519.10 and 33,506,623.40

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Solution

The fourth proportional to 42,009,679.40, 63,014,519.10 and 33,506,623.40 is: 50,259,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,679.40 : 63,014,519.10 = 33,506,623.40 : x
  2. Step 2: Convert to fraction form
    42,009,679.40/63,014,519.10 = 33,506,623.40/x
  3. Step 3: Cross multiply
    42,009,679.40x = 63,014,519.10 × 33,506,623.40
  4. Step 4: Simplify right side
    42,009,679.40x = 2,111,403,760,215,807
  5. Step 5: Solve for x
    x = 2,111,403,760,215,807/42,009,679.40
  6. Step 6: Final answer
    x = 50,259,935.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.