Home / 42,840,112.40-59,119,425.08-23,261,038.64

Finding the Fourth Proportional to 42,840,112.40, 59,119,425.08 and 23,261,038.64

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Solution

The fourth proportional to 42,840,112.40, 59,119,425.08 and 23,261,038.64 is: 32,100,271.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,840,112.40 : 59,119,425.08 = 23,261,038.64 : x
  2. Step 2: Convert to fraction form
    42,840,112.40/59,119,425.08 = 23,261,038.64/x
  3. Step 3: Cross multiply
    42,840,112.40x = 59,119,425.08 × 23,261,038.64
  4. Step 4: Simplify right side
    42,840,112.40x = 1,375,179,231,160,465
  5. Step 5: Solve for x
    x = 1,375,179,231,160,465/42,840,112.40
  6. Step 6: Final answer
    x = 32,100,271.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.