Home / 36,418,346-54,620,432.20-10,508,825.78

Finding the Fourth Proportional to 36,418,346, 54,620,432.20 and 10,508,825.78

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Solution

The fourth proportional to 36,418,346, 54,620,432.20 and 10,508,825.78 is: 15,761,193.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,418,346 : 54,620,432.20 = 10,508,825.78 : x
  2. Step 2: Convert to fraction form
    36,418,346/54,620,432.20 = 10,508,825.78/x
  3. Step 3: Cross multiply
    36,418,346x = 54,620,432.20 × 10,508,825.78
  4. Step 4: Simplify right side
    36,418,346x = 573,996,606,018,102.12
  5. Step 5: Solve for x
    x = 573,996,606,018,102.12/36,418,346
  6. Step 6: Final answer
    x = 15,761,193.71

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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.