Home / 29,141,036.40-43,703,935.20-8,665,240.80

Finding the Fourth Proportional to 29,141,036.40, 43,703,935.20 and 8,665,240.80

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Solution

The fourth proportional to 29,141,036.40, 43,703,935.20 and 8,665,240.80 is: 12,995,595.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,141,036.40 : 43,703,935.20 = 8,665,240.80 : x
  2. Step 2: Convert to fraction form
    29,141,036.40/43,703,935.20 = 8,665,240.80/x
  3. Step 3: Cross multiply
    29,141,036.40x = 43,703,935.20 × 8,665,240.80
  4. Step 4: Simplify right side
    29,141,036.40x = 378,705,122,415,596.19
  5. Step 5: Solve for x
    x = 378,705,122,415,596.19/29,141,036.40
  6. Step 6: Final answer
    x = 12,995,595.53

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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.