Home / 42,285,405.40-63,428,108.10-29,530,821.40

Finding the Fourth Proportional to 42,285,405.40, 63,428,108.10 and 29,530,821.40

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Solution

The fourth proportional to 42,285,405.40, 63,428,108.10 and 29,530,821.40 is: 44,296,232.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,285,405.40 : 63,428,108.10 = 29,530,821.40 : x
  2. Step 2: Convert to fraction form
    42,285,405.40/63,428,108.10 = 29,530,821.40/x
  3. Step 3: Cross multiply
    42,285,405.40x = 63,428,108.10 × 29,530,821.40
  4. Step 4: Simplify right side
    42,285,405.40x = 1,873,084,132,040,993.25
  5. Step 5: Solve for x
    x = 1,873,084,132,040,993.25/42,285,405.40
  6. Step 6: Final answer
    x = 44,296,232.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.