Home / 20,246,403.60-30,372,229.80-10,016,492.40

Finding the Fourth Proportional to 20,246,403.60, 30,372,229.80 and 10,016,492.40

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Solution

The fourth proportional to 20,246,403.60, 30,372,229.80 and 10,016,492.40 is: 15,026,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,246,403.60 : 30,372,229.80 = 10,016,492.40 : x
  2. Step 2: Convert to fraction form
    20,246,403.60/30,372,229.80 = 10,016,492.40/x
  3. Step 3: Cross multiply
    20,246,403.60x = 30,372,229.80 × 10,016,492.40
  4. Step 4: Simplify right side
    20,246,403.60x = 304,223,208,962,753.56
  5. Step 5: Solve for x
    x = 304,223,208,962,753.56/20,246,403.60
  6. Step 6: Final answer
    x = 15,026,036.97

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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.