Home / 10,339,982.10-15,516,971.55-4,657,281.30

Finding the Fourth Proportional to 10,339,982.10, 15,516,971.55 and 4,657,281.30

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Solution

The fourth proportional to 10,339,982.10, 15,516,971.55 and 4,657,281.30 is: 6,989,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339,982.10 : 15,516,971.55 = 4,657,281.30 : x
  2. Step 2: Convert to fraction form
    10,339,982.10/15,516,971.55 = 4,657,281.30/x
  3. Step 3: Cross multiply
    10,339,982.10x = 15,516,971.55 × 4,657,281.30
  4. Step 4: Simplify right side
    10,339,982.10x = 72,266,901,432,447.02
  5. Step 5: Solve for x
    x = 72,266,901,432,447.02/10,339,982.10
  6. Step 6: Final answer
    x = 6,989,074.13

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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.