Home / 36,569,990.61-54,781,897.73-21,988,925.87

Finding the Fourth Proportional to 36,569,990.61, 54,781,897.73 and 21,988,925.87

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Solution

The fourth proportional to 36,569,990.61, 54,781,897.73 and 21,988,925.87 is: 32,939,442.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,569,990.61 : 54,781,897.73 = 21,988,925.87 : x
  2. Step 2: Convert to fraction form
    36,569,990.61/54,781,897.73 = 21,988,925.87/x
  3. Step 3: Cross multiply
    36,569,990.61x = 54,781,897.73 × 21,988,925.87
  4. Step 4: Simplify right side
    36,569,990.61x = 1,204,595,087,983,954
  5. Step 5: Solve for x
    x = 1,204,595,087,983,954/36,569,990.61
  6. Step 6: Final answer
    x = 32,939,442.09

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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.