Home / 16,649,615.40-24,974,423.10-5,291,212.20

Finding the Fourth Proportional to 16,649,615.40, 24,974,423.10 and 5,291,212.20

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Solution

The fourth proportional to 16,649,615.40, 24,974,423.10 and 5,291,212.20 is: 7,936,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,649,615.40 : 24,974,423.10 = 5,291,212.20 : x
  2. Step 2: Convert to fraction form
    16,649,615.40/24,974,423.10 = 5,291,212.20/x
  3. Step 3: Cross multiply
    16,649,615.40x = 24,974,423.10 × 5,291,212.20
  4. Step 4: Simplify right side
    16,649,615.40x = 132,144,972,194,681.83
  5. Step 5: Solve for x
    x = 132,144,972,194,681.83/16,649,615.40
  6. Step 6: Final answer
    x = 7,936,818.30

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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.