Home / 42,247,989.40-63,371,984.10-10,335,285.40

Finding the Fourth Proportional to 42,247,989.40, 63,371,984.10 and 10,335,285.40

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Solution

The fourth proportional to 42,247,989.40, 63,371,984.10 and 10,335,285.40 is: 15,502,928.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,247,989.40 : 63,371,984.10 = 10,335,285.40 : x
  2. Step 2: Convert to fraction form
    42,247,989.40/63,371,984.10 = 10,335,285.40/x
  3. Step 3: Cross multiply
    42,247,989.40x = 63,371,984.10 × 10,335,285.40
  4. Step 4: Simplify right side
    42,247,989.40x = 654,967,542,037,762.12
  5. Step 5: Solve for x
    x = 654,967,542,037,762.12/42,247,989.40
  6. Step 6: Final answer
    x = 15,502,928.10

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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.