Home / 31,169,325.59-43,013,727.68-17,418,289.72

Finding the Fourth Proportional to 31,169,325.59, 43,013,727.68 and 17,418,289.72

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Solution

The fourth proportional to 31,169,325.59, 43,013,727.68 and 17,418,289.72 is: 24,037,272.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,169,325.59 : 43,013,727.68 = 17,418,289.72 : x
  2. Step 2: Convert to fraction form
    31,169,325.59/43,013,727.68 = 17,418,289.72/x
  3. Step 3: Cross multiply
    31,169,325.59x = 43,013,727.68 × 17,418,289.72
  4. Step 4: Simplify right side
    31,169,325.59x = 749,225,570,667,423.38
  5. Step 5: Solve for x
    x = 749,225,570,667,423.38/31,169,325.59
  6. Step 6: Final answer
    x = 24,037,272.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.