Home / 52,151,565.60-78,196,244.40-31,971,290.40

Finding the Fourth Proportional to 52,151,565.60, 78,196,244.40 and 31,971,290.40

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Solution

The fourth proportional to 52,151,565.60, 78,196,244.40 and 31,971,290.40 is: 47,937,867.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,151,565.60 : 78,196,244.40 = 31,971,290.40 : x
  2. Step 2: Convert to fraction form
    52,151,565.60/78,196,244.40 = 31,971,290.40/x
  3. Step 3: Cross multiply
    52,151,565.60x = 78,196,244.40 × 31,971,290.40
  4. Step 4: Simplify right side
    52,151,565.60x = 2,500,034,837,901,774
  5. Step 5: Solve for x
    x = 2,500,034,837,901,774/52,151,565.60
  6. Step 6: Final answer
    x = 47,937,867.43

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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.