Home / 4,752,342.40-7,112,767.20-4,374,428.80

Finding the Fourth Proportional to 4,752,342.40, 7,112,767.20 and 4,374,428.80

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Solution

The fourth proportional to 4,752,342.40, 7,112,767.20 and 4,374,428.80 is: 6,547,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,342.40 : 7,112,767.20 = 4,374,428.80 : x
  2. Step 2: Convert to fraction form
    4,752,342.40/7,112,767.20 = 4,374,428.80/x
  3. Step 3: Cross multiply
    4,752,342.40x = 7,112,767.20 × 4,374,428.80
  4. Step 4: Simplify right side
    4,752,342.40x = 31,114,293,687,375.36
  5. Step 5: Solve for x
    x = 31,114,293,687,375.36/4,752,342.40
  6. Step 6: Final answer
    x = 6,547,148.98

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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.