Home / 10,448,381.28-15,673,818.36-5,053,154.82

Finding the Fourth Proportional to 10,448,381.28, 15,673,818.36 and 5,053,154.82

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Solution

The fourth proportional to 10,448,381.28, 15,673,818.36 and 5,053,154.82 is: 7,580,335.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448,381.28 : 15,673,818.36 = 5,053,154.82 : x
  2. Step 2: Convert to fraction form
    10,448,381.28/15,673,818.36 = 5,053,154.82/x
  3. Step 3: Cross multiply
    10,448,381.28x = 15,673,818.36 × 5,053,154.82
  4. Step 4: Simplify right side
    10,448,381.28x = 79,202,230,793,638.50
  5. Step 5: Solve for x
    x = 79,202,230,793,638.50/10,448,381.28
  6. Step 6: Final answer
    x = 7,580,335.05

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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.