Home / 7,390,965.90-11,092,669.65-3,607,682.70

Finding the Fourth Proportional to 7,390,965.90, 11,092,669.65 and 3,607,682.70

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Solution

The fourth proportional to 7,390,965.90, 11,092,669.65 and 3,607,682.70 is: 5,414,560.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,965.90 : 11,092,669.65 = 3,607,682.70 : x
  2. Step 2: Convert to fraction form
    7,390,965.90/11,092,669.65 = 3,607,682.70/x
  3. Step 3: Cross multiply
    7,390,965.90x = 11,092,669.65 × 3,607,682.70
  4. Step 4: Simplify right side
    7,390,965.90x = 40,018,832,393,120.05
  5. Step 5: Solve for x
    x = 40,018,832,393,120.05/7,390,965.90
  6. Step 6: Final answer
    x = 5,414,560.55

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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.