Home / 31,594,425.60-47,391,638.40-28,004,246.40

Finding the Fourth Proportional to 31,594,425.60, 47,391,638.40 and 28,004,246.40

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Solution

The fourth proportional to 31,594,425.60, 47,391,638.40 and 28,004,246.40 is: 42,006,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,594,425.60 : 47,391,638.40 = 28,004,246.40 : x
  2. Step 2: Convert to fraction form
    31,594,425.60/47,391,638.40 = 28,004,246.40/x
  3. Step 3: Cross multiply
    31,594,425.60x = 47,391,638.40 × 28,004,246.40
  4. Step 4: Simplify right side
    31,594,425.60x = 1,327,167,119,053,301.75
  5. Step 5: Solve for x
    x = 1,327,167,119,053,301.75/31,594,425.60
  6. Step 6: Final answer
    x = 42,006,369.60

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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.