Home / 6,913,511.16-9,539,221-3,972,760.24

Finding the Fourth Proportional to 6,913,511.16, 9,539,221 and 3,972,760.24

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Solution

The fourth proportional to 6,913,511.16, 9,539,221 and 3,972,760.24 is: 5,481,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913,511.16 : 9,539,221 = 3,972,760.24 : x
  2. Step 2: Convert to fraction form
    6,913,511.16/9,539,221 = 3,972,760.24/x
  3. Step 3: Cross multiply
    6,913,511.16x = 9,539,221 × 3,972,760.24
  4. Step 4: Simplify right side
    6,913,511.16x = 37,897,037,909,373.04
  5. Step 5: Solve for x
    x = 37,897,037,909,373.04/6,913,511.16
  6. Step 6: Final answer
    x = 5,481,590.62

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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.