Home / 10,315,414.80-14,234,648.40-5,731,579.44

Finding the Fourth Proportional to 10,315,414.80, 14,234,648.40 and 5,731,579.44

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Solution

The fourth proportional to 10,315,414.80, 14,234,648.40 and 5,731,579.44 is: 7,909,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315,414.80 : 14,234,648.40 = 5,731,579.44 : x
  2. Step 2: Convert to fraction form
    10,315,414.80/14,234,648.40 = 5,731,579.44/x
  3. Step 3: Cross multiply
    10,315,414.80x = 14,234,648.40 × 5,731,579.44
  4. Step 4: Simplify right side
    10,315,414.80x = 81,587,018,105,068.91
  5. Step 5: Solve for x
    x = 81,587,018,105,068.91/10,315,414.80
  6. Step 6: Final answer
    x = 7,909,232.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.