Home / 52,150,709.70-78,226,064.55-13,818,140.10

Finding the Fourth Proportional to 52,150,709.70, 78,226,064.55 and 13,818,140.10

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Solution

The fourth proportional to 52,150,709.70, 78,226,064.55 and 13,818,140.10 is: 20,727,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,150,709.70 : 78,226,064.55 = 13,818,140.10 : x
  2. Step 2: Convert to fraction form
    52,150,709.70/78,226,064.55 = 13,818,140.10/x
  3. Step 3: Cross multiply
    52,150,709.70x = 78,226,064.55 × 13,818,140.10
  4. Step 4: Simplify right side
    52,150,709.70x = 1,080,938,719,423,543.38
  5. Step 5: Solve for x
    x = 1,080,938,719,423,543.38/52,150,709.70
  6. Step 6: Final answer
    x = 20,727,210.15

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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.