Home / 52,325,685.59-78,500,353.07-17,310,717.86

Finding the Fourth Proportional to 52,325,685.59, 78,500,353.07 and 17,310,717.86

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Solution

The fourth proportional to 52,325,685.59, 78,500,353.07 and 17,310,717.86 is: 25,969,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,325,685.59 : 78,500,353.07 = 17,310,717.86 : x
  2. Step 2: Convert to fraction form
    52,325,685.59/78,500,353.07 = 17,310,717.86/x
  3. Step 3: Cross multiply
    52,325,685.59x = 78,500,353.07 × 17,310,717.86
  4. Step 4: Simplify right side
    52,325,685.59x = 1,358,897,463,555,930
  5. Step 5: Solve for x
    x = 1,358,897,463,555,930/52,325,685.59
  6. Step 6: Final answer
    x = 25,969,988.70

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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.