Home / 6,688,015.40-10,032,023.10-2,200,437.80

Finding the Fourth Proportional to 6,688,015.40, 10,032,023.10 and 2,200,437.80

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Solution

The fourth proportional to 6,688,015.40, 10,032,023.10 and 2,200,437.80 is: 3,300,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,015.40 : 10,032,023.10 = 2,200,437.80 : x
  2. Step 2: Convert to fraction form
    6,688,015.40/10,032,023.10 = 2,200,437.80/x
  3. Step 3: Cross multiply
    6,688,015.40x = 10,032,023.10 × 2,200,437.80
  4. Step 4: Simplify right side
    6,688,015.40x = 22,074,842,839,713.18
  5. Step 5: Solve for x
    x = 22,074,842,839,713.18/6,688,015.40
  6. Step 6: Final answer
    x = 3,300,656.70

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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.