Home / 9,253,314.67-12,769,973.30-5,123,345.90

Finding the Fourth Proportional to 9,253,314.67, 12,769,973.30 and 5,123,345.90

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Solution

The fourth proportional to 9,253,314.67, 12,769,973.30 and 5,123,345.90 is: 7,070,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253,314.67 : 12,769,973.30 = 5,123,345.90 : x
  2. Step 2: Convert to fraction form
    9,253,314.67/12,769,973.30 = 5,123,345.90/x
  3. Step 3: Cross multiply
    9,253,314.67x = 12,769,973.30 × 5,123,345.90
  4. Step 4: Simplify right side
    9,253,314.67x = 65,424,990,349,664.48
  5. Step 5: Solve for x
    x = 65,424,990,349,664.48/9,253,314.67
  6. Step 6: Final answer
    x = 7,070,438.29

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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.