Home / 10,101,791.80-15,154,931.40-2,912,766.40

Finding the Fourth Proportional to 10,101,791.80, 15,154,931.40 and 2,912,766.40

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Solution

The fourth proportional to 10,101,791.80, 15,154,931.40 and 2,912,766.40 is: 4,369,796.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101,791.80 : 15,154,931.40 = 2,912,766.40 : x
  2. Step 2: Convert to fraction form
    10,101,791.80/15,154,931.40 = 2,912,766.40/x
  3. Step 3: Cross multiply
    10,101,791.80x = 15,154,931.40 × 2,912,766.40
  4. Step 4: Simplify right side
    10,101,791.80x = 44,142,774,976,224.96
  5. Step 5: Solve for x
    x = 44,142,774,976,224.96/10,101,791.80
  6. Step 6: Final answer
    x = 4,369,796.55

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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.