Home / 16,390,638.60-24,569,369.10-9,655,585.80

Finding the Fourth Proportional to 16,390,638.60, 24,569,369.10 and 9,655,585.80

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Solution

The fourth proportional to 16,390,638.60, 24,569,369.10 and 9,655,585.80 is: 14,473,606.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,638.60 : 24,569,369.10 = 9,655,585.80 : x
  2. Step 2: Convert to fraction form
    16,390,638.60/24,569,369.10 = 9,655,585.80/x
  3. Step 3: Cross multiply
    16,390,638.60x = 24,569,369.10 × 9,655,585.80
  4. Step 4: Simplify right side
    16,390,638.60x = 237,231,651,396,918.81
  5. Step 5: Solve for x
    x = 237,231,651,396,918.81/16,390,638.60
  6. Step 6: Final answer
    x = 14,473,606.38

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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.