Home / 7,017,701.89-9,680,387.06-4,224,882.57

Finding the Fourth Proportional to 7,017,701.89, 9,680,387.06 and 4,224,882.57

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Solution

The fourth proportional to 7,017,701.89, 9,680,387.06 and 4,224,882.57 is: 5,827,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017,701.89 : 9,680,387.06 = 4,224,882.57 : x
  2. Step 2: Convert to fraction form
    7,017,701.89/9,680,387.06 = 4,224,882.57/x
  3. Step 3: Cross multiply
    7,017,701.89x = 9,680,387.06 × 4,224,882.57
  4. Step 4: Simplify right side
    7,017,701.89x = 40,898,498,560,647.55
  5. Step 5: Solve for x
    x = 40,898,498,560,647.55/7,017,701.89
  6. Step 6: Final answer
    x = 5,827,904.80

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1.5x scale

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.