Home / 63,386,684.56-87,555,679.12-52,417,742.32

Finding the Fourth Proportional to 63,386,684.56, 87,555,679.12 and 52,417,742.32

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Solution

The fourth proportional to 63,386,684.56, 87,555,679.12 and 52,417,742.32 is: 72,404,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,386,684.56 : 87,555,679.12 = 52,417,742.32 : x
  2. Step 2: Convert to fraction form
    63,386,684.56/87,555,679.12 = 52,417,742.32/x
  3. Step 3: Cross multiply
    63,386,684.56x = 87,555,679.12 × 52,417,742.32
  4. Step 4: Simplify right side
    63,386,684.56x = 4,589,471,026,764,765
  5. Step 5: Solve for x
    x = 4,589,471,026,764,765/63,386,684.56
  6. Step 6: Final answer
    x = 72,404,339.47

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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.