Home / 52,171,713.74-71,995,595.01-28,966,244.06

Finding the Fourth Proportional to 52,171,713.74, 71,995,595.01 and 28,966,244.06

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Solution

The fourth proportional to 52,171,713.74, 71,995,595.01 and 28,966,244.06 is: 39,972,656.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,171,713.74 : 71,995,595.01 = 28,966,244.06 : x
  2. Step 2: Convert to fraction form
    52,171,713.74/71,995,595.01 = 28,966,244.06/x
  3. Step 3: Cross multiply
    52,171,713.74x = 71,995,595.01 × 28,966,244.06
  4. Step 4: Simplify right side
    52,171,713.74x = 2,085,441,975,944,600.25
  5. Step 5: Solve for x
    x = 2,085,441,975,944,600.25/52,171,713.74
  6. Step 6: Final answer
    x = 39,972,656.19

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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.