Home / 10,146,987.04-15,220,757.52-2,958,347.20

Finding the Fourth Proportional to 10,146,987.04, 15,220,757.52 and 2,958,347.20

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Solution

The fourth proportional to 10,146,987.04, 15,220,757.52 and 2,958,347.20 is: 4,437,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146,987.04 : 15,220,757.52 = 2,958,347.20 : x
  2. Step 2: Convert to fraction form
    10,146,987.04/15,220,757.52 = 2,958,347.20/x
  3. Step 3: Cross multiply
    10,146,987.04x = 15,220,757.52 × 2,958,347.20
  4. Step 4: Simplify right side
    10,146,987.04x = 45,028,285,391,170.95
  5. Step 5: Solve for x
    x = 45,028,285,391,170.95/10,146,987.04
  6. Step 6: Final answer
    x = 4,437,601.55

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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.