Home / 9,520,901.35-13,138,802.31-5,169,952.33

Finding the Fourth Proportional to 9,520,901.35, 13,138,802.31 and 5,169,952.33

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Solution

The fourth proportional to 9,520,901.35, 13,138,802.31 and 5,169,952.33 is: 7,134,511.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520,901.35 : 13,138,802.31 = 5,169,952.33 : x
  2. Step 2: Convert to fraction form
    9,520,901.35/13,138,802.31 = 5,169,952.33/x
  3. Step 3: Cross multiply
    9,520,901.35x = 13,138,802.31 × 5,169,952.33
  4. Step 4: Simplify right side
    9,520,901.35x = 67,926,981,615,993.88
  5. Step 5: Solve for x
    x = 67,926,981,615,993.88/9,520,901.35
  6. Step 6: Final answer
    x = 7,134,511.65

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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.