Home / 15,680,423.76-23,486,343.48-11,117,641.92

Finding the Fourth Proportional to 15,680,423.76, 23,486,343.48 and 11,117,641.92

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Solution

The fourth proportional to 15,680,423.76, 23,486,343.48 and 11,117,641.92 is: 16,652,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,680,423.76 : 23,486,343.48 = 11,117,641.92 : x
  2. Step 2: Convert to fraction form
    15,680,423.76/23,486,343.48 = 11,117,641.92/x
  3. Step 3: Cross multiply
    15,680,423.76x = 23,486,343.48 × 11,117,641.92
  4. Step 4: Simplify right side
    15,680,423.76x = 261,112,756,820,766.69
  5. Step 5: Solve for x
    x = 261,112,756,820,766.69/15,680,423.76
  6. Step 6: Final answer
    x = 16,652,149.25

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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.