Home / 75,816,097.20-113,724,145.80-62,211,207.60

Finding the Fourth Proportional to 75,816,097.20, 113,724,145.80 and 62,211,207.60

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Solution

The fourth proportional to 75,816,097.20, 113,724,145.80 and 62,211,207.60 is: 93,316,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816,097.20 : 113,724,145.80 = 62,211,207.60 : x
  2. Step 2: Convert to fraction form
    75,816,097.20/113,724,145.80 = 62,211,207.60/x
  3. Step 3: Cross multiply
    75,816,097.20x = 113,724,145.80 × 62,211,207.60
  4. Step 4: Simplify right side
    75,816,097.20x = 7,074,916,443,496,468
  5. Step 5: Solve for x
    x = 7,074,916,443,496,468/75,816,097.20
  6. Step 6: Final answer
    x = 93,316,811.40

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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.