Home / 16,131,710.40-24,197,565.60-12,478,545.60

Finding the Fourth Proportional to 16,131,710.40, 24,197,565.60 and 12,478,545.60

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Solution

The fourth proportional to 16,131,710.40, 24,197,565.60 and 12,478,545.60 is: 18,717,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,131,710.40 : 24,197,565.60 = 12,478,545.60 : x
  2. Step 2: Convert to fraction form
    16,131,710.40/24,197,565.60 = 12,478,545.60/x
  3. Step 3: Cross multiply
    16,131,710.40x = 24,197,565.60 × 12,478,545.60
  4. Step 4: Simplify right side
    16,131,710.40x = 301,950,425,748,591.38
  5. Step 5: Solve for x
    x = 301,950,425,748,591.38/16,131,710.40
  6. Step 6: Final answer
    x = 18,717,818.40

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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.