Home / 29,126,959.30-43,690,438.95-12,085,855.30

Finding the Fourth Proportional to 29,126,959.30, 43,690,438.95 and 12,085,855.30

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Solution

The fourth proportional to 29,126,959.30, 43,690,438.95 and 12,085,855.30 is: 18,128,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,959.30 : 43,690,438.95 = 12,085,855.30 : x
  2. Step 2: Convert to fraction form
    29,126,959.30/43,690,438.95 = 12,085,855.30/x
  3. Step 3: Cross multiply
    29,126,959.30x = 43,690,438.95 × 12,085,855.30
  4. Step 4: Simplify right side
    29,126,959.30x = 528,036,323,143,184
  5. Step 5: Solve for x
    x = 528,036,323,143,184/29,126,959.30
  6. Step 6: Final answer
    x = 18,128,782.95

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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.