Home / 29,108,986.40-43,663,479.60-8,914,228.40

Finding the Fourth Proportional to 29,108,986.40, 43,663,479.60 and 8,914,228.40

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Solution

The fourth proportional to 29,108,986.40, 43,663,479.60 and 8,914,228.40 is: 13,371,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,108,986.40 : 43,663,479.60 = 8,914,228.40 : x
  2. Step 2: Convert to fraction form
    29,108,986.40/43,663,479.60 = 8,914,228.40/x
  3. Step 3: Cross multiply
    29,108,986.40x = 43,663,479.60 × 8,914,228.40
  4. Step 4: Simplify right side
    29,108,986.40x = 389,226,229,893,140.69
  5. Step 5: Solve for x
    x = 389,226,229,893,140.69/29,108,986.40
  6. Step 6: Final answer
    x = 13,371,342.60

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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.