Home / 29,233,235.40-43,849,853.10-21,013,614.60

Finding the Fourth Proportional to 29,233,235.40, 43,849,853.10 and 21,013,614.60

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Solution

The fourth proportional to 29,233,235.40, 43,849,853.10 and 21,013,614.60 is: 31,520,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,233,235.40 : 43,849,853.10 = 21,013,614.60 : x
  2. Step 2: Convert to fraction form
    29,233,235.40/43,849,853.10 = 21,013,614.60/x
  3. Step 3: Cross multiply
    29,233,235.40x = 43,849,853.10 × 21,013,614.60
  4. Step 4: Simplify right side
    29,233,235.40x = 921,443,913,310,015.38
  5. Step 5: Solve for x
    x = 921,443,913,310,015.38/29,233,235.40
  6. Step 6: Final answer
    x = 31,520,421.90

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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.