Home / 12,957,805.38-19,439,070.03-6,484,265.94

Finding the Fourth Proportional to 12,957,805.38, 19,439,070.03 and 6,484,265.94

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Solution

The fourth proportional to 12,957,805.38, 19,439,070.03 and 6,484,265.94 is: 9,727,580.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,805.38 : 19,439,070.03 = 6,484,265.94 : x
  2. Step 2: Convert to fraction form
    12,957,805.38/19,439,070.03 = 6,484,265.94/x
  3. Step 3: Cross multiply
    12,957,805.38x = 19,439,070.03 × 6,484,265.94
  4. Step 4: Simplify right side
    12,957,805.38x = 126,048,099,700,803.80
  5. Step 5: Solve for x
    x = 126,048,099,700,803.80/12,957,805.38
  6. Step 6: Final answer
    x = 9,727,580.87

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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.