Home / 31,748,167.60-47,610,441.60-12,574,957.30

Finding the Fourth Proportional to 31,748,167.60, 47,610,441.60 and 12,574,957.30

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Solution

The fourth proportional to 31,748,167.60, 47,610,441.60 and 12,574,957.30 is: 18,857,758.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,748,167.60 : 47,610,441.60 = 12,574,957.30 : x
  2. Step 2: Convert to fraction form
    31,748,167.60/47,610,441.60 = 12,574,957.30/x
  3. Step 3: Cross multiply
    31,748,167.60x = 47,610,441.60 × 12,574,957.30
  4. Step 4: Simplify right side
    31,748,167.60x = 598,699,270,154,143.75
  5. Step 5: Solve for x
    x = 598,699,270,154,143.75/31,748,167.60
  6. Step 6: Final answer
    x = 18,857,758.27

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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.