Home / 40,279,219.40-60,418,829.10-13,352,875.40

Finding the Fourth Proportional to 40,279,219.40, 60,418,829.10 and 13,352,875.40

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Solution

The fourth proportional to 40,279,219.40, 60,418,829.10 and 13,352,875.40 is: 20,029,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,279,219.40 : 60,418,829.10 = 13,352,875.40 : x
  2. Step 2: Convert to fraction form
    40,279,219.40/60,418,829.10 = 13,352,875.40/x
  3. Step 3: Cross multiply
    40,279,219.40x = 60,418,829.10 × 13,352,875.40
  4. Step 4: Simplify right side
    40,279,219.40x = 806,765,096,786,194.12
  5. Step 5: Solve for x
    x = 806,765,096,786,194.12/40,279,219.40
  6. Step 6: Final answer
    x = 20,029,313.10

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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.