Home / 27,306,374.40-40,932,005.40-13,638,499.20

Finding the Fourth Proportional to 27,306,374.40, 40,932,005.40 and 13,638,499.20

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Solution

The fourth proportional to 27,306,374.40, 40,932,005.40 and 13,638,499.20 is: 20,443,985.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306,374.40 : 40,932,005.40 = 13,638,499.20 : x
  2. Step 2: Convert to fraction form
    27,306,374.40/40,932,005.40 = 13,638,499.20/x
  3. Step 3: Cross multiply
    27,306,374.40x = 40,932,005.40 × 13,638,499.20
  4. Step 4: Simplify right side
    27,306,374.40x = 558,251,122,902,295.62
  5. Step 5: Solve for x
    x = 558,251,122,902,295.62/27,306,374.40
  6. Step 6: Final answer
    x = 20,443,985.52

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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.