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Finding the Fourth Proportional to 62,382,679.60, 93,574,019.40 and 52,528,932.40

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Solution

The fourth proportional to 62,382,679.60, 93,574,019.40 and 52,528,932.40 is: 78,793,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,382,679.60 : 93,574,019.40 = 52,528,932.40 : x
  2. Step 2: Convert to fraction form
    62,382,679.60/93,574,019.40 = 52,528,932.40/x
  3. Step 3: Cross multiply
    62,382,679.60x = 93,574,019.40 × 52,528,932.40
  4. Step 4: Simplify right side
    62,382,679.60x = 4,915,343,339,458,889
  5. Step 5: Solve for x
    x = 4,915,343,339,458,889/62,382,679.60
  6. Step 6: Final answer
    x = 78,793,398.60

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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.