Home / 27,306,376.40-40,932,008.40-13,638,501.20

Finding the Fourth Proportional to 27,306,376.40, 40,932,008.40 and 13,638,501.20

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Solution

The fourth proportional to 27,306,376.40, 40,932,008.40 and 13,638,501.20 is: 20,443,988.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306,376.40 : 40,932,008.40 = 13,638,501.20 : x
  2. Step 2: Convert to fraction form
    27,306,376.40/40,932,008.40 = 13,638,501.20/x
  3. Step 3: Cross multiply
    27,306,376.40x = 40,932,008.40 × 13,638,501.20
  4. Step 4: Simplify right side
    27,306,376.40x = 558,251,245,681,810
  5. Step 5: Solve for x
    x = 558,251,245,681,810/27,306,376.40
  6. Step 6: Final answer
    x = 20,443,988.52

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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.