Home / 10,345,114.10-15,491,099.10-8,201,635.40

Finding the Fourth Proportional to 10,345,114.10, 15,491,099.10 and 8,201,635.40

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Solution

The fourth proportional to 10,345,114.10, 15,491,099.10 and 8,201,635.40 is: 12,281,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345,114.10 : 15,491,099.10 = 8,201,635.40 : x
  2. Step 2: Convert to fraction form
    10,345,114.10/15,491,099.10 = 8,201,635.40/x
  3. Step 3: Cross multiply
    10,345,114.10x = 15,491,099.10 × 8,201,635.40
  4. Step 4: Simplify right side
    10,345,114.10x = 127,052,346,763,468.14
  5. Step 5: Solve for x
    x = 127,052,346,763,468.14/10,345,114.10
  6. Step 6: Final answer
    x = 12,281,386.70

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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.