Home / 51,642,444.12-71,261,154.77-29,308,317.90

Finding the Fourth Proportional to 51,642,444.12, 71,261,154.77 and 29,308,317.90

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Solution

The fourth proportional to 51,642,444.12, 71,261,154.77 and 29,308,317.90 is: 40,442,403.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,642,444.12 : 71,261,154.77 = 29,308,317.90 : x
  2. Step 2: Convert to fraction form
    51,642,444.12/71,261,154.77 = 29,308,317.90/x
  3. Step 3: Cross multiply
    51,642,444.12x = 71,261,154.77 × 29,308,317.90
  4. Step 4: Simplify right side
    51,642,444.12x = 2,088,544,577,773,719.75
  5. Step 5: Solve for x
    x = 2,088,544,577,773,719.75/51,642,444.12
  6. Step 6: Final answer
    x = 40,442,403.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.