Home / 9,272,821.13-12,796,302.53-5,142,185.70

Finding the Fourth Proportional to 9,272,821.13, 12,796,302.53 and 5,142,185.70

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Solution

The fourth proportional to 9,272,821.13, 12,796,302.53 and 5,142,185.70 is: 7,096,110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272,821.13 : 12,796,302.53 = 5,142,185.70 : x
  2. Step 2: Convert to fraction form
    9,272,821.13/12,796,302.53 = 5,142,185.70/x
  3. Step 3: Cross multiply
    9,272,821.13x = 12,796,302.53 × 5,142,185.70
  4. Step 4: Simplify right side
    9,272,821.13x = 65,800,963,856,928.90
  5. Step 5: Solve for x
    x = 65,800,963,856,928.90/9,272,821.13
  6. Step 6: Final answer
    x = 7,096,110.55

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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.