Home / 7,710,049.89-10,639,868.84-4,272,290.92

Finding the Fourth Proportional to 7,710,049.89, 10,639,868.84 and 4,272,290.92

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Solution

The fourth proportional to 7,710,049.89, 10,639,868.84 and 4,272,290.92 is: 5,895,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,049.89 : 10,639,868.84 = 4,272,290.92 : x
  2. Step 2: Convert to fraction form
    7,710,049.89/10,639,868.84 = 4,272,290.92/x
  3. Step 3: Cross multiply
    7,710,049.89x = 10,639,868.84 × 4,272,290.92
  4. Step 4: Simplify right side
    7,710,049.89x = 45,456,615,035,122.93
  5. Step 5: Solve for x
    x = 45,456,615,035,122.93/7,710,049.89
  6. Step 6: Final answer
    x = 5,895,761.47

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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.