Home / 10,872,590.20-16,308,885.30-3,299,543.80

Finding the Fourth Proportional to 10,872,590.20, 16,308,885.30 and 3,299,543.80

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Solution

The fourth proportional to 10,872,590.20, 16,308,885.30 and 3,299,543.80 is: 4,949,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,590.20 : 16,308,885.30 = 3,299,543.80 : x
  2. Step 2: Convert to fraction form
    10,872,590.20/16,308,885.30 = 3,299,543.80/x
  3. Step 3: Cross multiply
    10,872,590.20x = 16,308,885.30 × 3,299,543.80
  4. Step 4: Simplify right side
    10,872,590.20x = 53,811,881,376,526.14
  5. Step 5: Solve for x
    x = 53,811,881,376,526.14/10,872,590.20
  6. Step 6: Final answer
    x = 4,949,315.70

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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.