Home / 9,659,946.80-14,489,920.20-7,250,747.60

Finding the Fourth Proportional to 9,659,946.80, 14,489,920.20 and 7,250,747.60

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Solution

The fourth proportional to 9,659,946.80, 14,489,920.20 and 7,250,747.60 is: 10,876,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,946.80 : 14,489,920.20 = 7,250,747.60 : x
  2. Step 2: Convert to fraction form
    9,659,946.80/14,489,920.20 = 7,250,747.60/x
  3. Step 3: Cross multiply
    9,659,946.80x = 14,489,920.20 × 7,250,747.60
  4. Step 4: Simplify right side
    9,659,946.80x = 105,062,754,114,341.52
  5. Step 5: Solve for x
    x = 105,062,754,114,341.52/9,659,946.80
  6. Step 6: Final answer
    x = 10,876,121.40

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1.5x scale

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.