Home / 34,103,078.17-47,047,398.97-20,872,844.08

Finding the Fourth Proportional to 34,103,078.17, 47,047,398.97 and 20,872,844.08

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Solution

The fourth proportional to 34,103,078.17, 47,047,398.97 and 20,872,844.08 is: 28,795,436.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,103,078.17 : 47,047,398.97 = 20,872,844.08 : x
  2. Step 2: Convert to fraction form
    34,103,078.17/47,047,398.97 = 20,872,844.08/x
  3. Step 3: Cross multiply
    34,103,078.17x = 47,047,398.97 × 20,872,844.08
  4. Step 4: Simplify right side
    34,103,078.17x = 982,013,023,070,362.50
  5. Step 5: Solve for x
    x = 982,013,023,070,362.50/34,103,078.17
  6. Step 6: Final answer
    x = 28,795,436.53

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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.