Home / 57,461,159.20-86,233,729.20-40,455,047.20

Finding the Fourth Proportional to 57,461,159.20, 86,233,729.20 and 40,455,047.20

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Solution

The fourth proportional to 57,461,159.20, 86,233,729.20 and 40,455,047.20 is: 60,712,133.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,461,159.20 : 86,233,729.20 = 40,455,047.20 : x
  2. Step 2: Convert to fraction form
    57,461,159.20/86,233,729.20 = 40,455,047.20/x
  3. Step 3: Cross multiply
    57,461,159.20x = 86,233,729.20 × 40,455,047.20
  4. Step 4: Simplify right side
    57,461,159.20x = 3,488,589,585,018,018.50
  5. Step 5: Solve for x
    x = 3,488,589,585,018,018.50/57,461,159.20
  6. Step 6: Final answer
    x = 60,712,133.79

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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.