Home / 6,129,930.69-8,459,347.55-3,516,548.85

Finding the Fourth Proportional to 6,129,930.69, 8,459,347.55 and 3,516,548.85

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Solution

The fourth proportional to 6,129,930.69, 8,459,347.55 and 3,516,548.85 is: 4,852,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129,930.69 : 8,459,347.55 = 3,516,548.85 : x
  2. Step 2: Convert to fraction form
    6,129,930.69/8,459,347.55 = 3,516,548.85/x
  3. Step 3: Cross multiply
    6,129,930.69x = 8,459,347.55 × 3,516,548.85
  4. Step 4: Simplify right side
    6,129,930.69x = 29,747,708,881,120.07
  5. Step 5: Solve for x
    x = 29,747,708,881,120.07/6,129,930.69
  6. Step 6: Final answer
    x = 4,852,862.19

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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.