Home / 8,403,239.40-12,604,859.10-4,151,711.40

Finding the Fourth Proportional to 8,403,239.40, 12,604,859.10 and 4,151,711.40

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Solution

The fourth proportional to 8,403,239.40, 12,604,859.10 and 4,151,711.40 is: 6,227,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403,239.40 : 12,604,859.10 = 4,151,711.40 : x
  2. Step 2: Convert to fraction form
    8,403,239.40/12,604,859.10 = 4,151,711.40/x
  3. Step 3: Cross multiply
    8,403,239.40x = 12,604,859.10 × 4,151,711.40
  4. Step 4: Simplify right side
    8,403,239.40x = 52,331,737,220,863.73
  5. Step 5: Solve for x
    x = 52,331,737,220,863.73/8,403,239.40
  6. Step 6: Final answer
    x = 6,227,567.10

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Similar ratio
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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.