Home / 38,268,640.20-57,402,960.30-13,999,501.20

Finding the Fourth Proportional to 38,268,640.20, 57,402,960.30 and 13,999,501.20

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Solution

The fourth proportional to 38,268,640.20, 57,402,960.30 and 13,999,501.20 is: 20,999,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,268,640.20 : 57,402,960.30 = 13,999,501.20 : x
  2. Step 2: Convert to fraction form
    38,268,640.20/57,402,960.30 = 13,999,501.20/x
  3. Step 3: Cross multiply
    38,268,640.20x = 57,402,960.30 × 13,999,501.20
  4. Step 4: Simplify right side
    38,268,640.20x = 803,612,811,603,402.25
  5. Step 5: Solve for x
    x = 803,612,811,603,402.25/38,268,640.20
  6. Step 6: Final answer
    x = 20,999,251.80

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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.