Home / 9,132,380.25-12,602,530.31-5,057,911.77

Finding the Fourth Proportional to 9,132,380.25, 12,602,530.31 and 5,057,911.77

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Solution

The fourth proportional to 9,132,380.25, 12,602,530.31 and 5,057,911.77 is: 6,979,832.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,380.25 : 12,602,530.31 = 5,057,911.77 : x
  2. Step 2: Convert to fraction form
    9,132,380.25/12,602,530.31 = 5,057,911.77/x
  3. Step 3: Cross multiply
    9,132,380.25x = 12,602,530.31 × 5,057,911.77
  4. Step 4: Simplify right side
    9,132,380.25x = 63,742,486,361,441.18
  5. Step 5: Solve for x
    x = 63,742,486,361,441.18/9,132,380.25
  6. Step 6: Final answer
    x = 6,979,832.71

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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.