Home / 52,488,164.55-78,732,246.83-18,397,208.55

Finding the Fourth Proportional to 52,488,164.55, 78,732,246.83 and 18,397,208.55

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Solution

The fourth proportional to 52,488,164.55, 78,732,246.83 and 18,397,208.55 is: 27,595,812.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,164.55 : 78,732,246.83 = 18,397,208.55 : x
  2. Step 2: Convert to fraction form
    52,488,164.55/78,732,246.83 = 18,397,208.55/x
  3. Step 3: Cross multiply
    52,488,164.55x = 78,732,246.83 × 18,397,208.55
  4. Step 4: Simplify right side
    52,488,164.55x = 1,448,453,564,449,600.50
  5. Step 5: Solve for x
    x = 1,448,453,564,449,600.50/52,488,164.55
  6. Step 6: Final answer
    x = 27,595,812.83

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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.