Home / 7,710,310.17-10,640,290.55-4,272,608.61

Finding the Fourth Proportional to 7,710,310.17, 10,640,290.55 and 4,272,608.61

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Solution

The fourth proportional to 7,710,310.17, 10,640,290.55 and 4,272,608.61 is: 5,896,234.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,310.17 : 10,640,290.55 = 4,272,608.61 : x
  2. Step 2: Convert to fraction form
    7,710,310.17/10,640,290.55 = 4,272,608.61/x
  3. Step 3: Cross multiply
    7,710,310.17x = 10,640,290.55 × 4,272,608.61
  4. Step 4: Simplify right side
    7,710,310.17x = 45,461,796,995,468.59
  5. Step 5: Solve for x
    x = 45,461,796,995,468.59/7,710,310.17
  6. Step 6: Final answer
    x = 5,896,234.52

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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.