Home / 6,719,552.20-10,079,328.30-6,607,577.80

Finding the Fourth Proportional to 6,719,552.20, 10,079,328.30 and 6,607,577.80

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Solution

The fourth proportional to 6,719,552.20, 10,079,328.30 and 6,607,577.80 is: 9,911,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719,552.20 : 10,079,328.30 = 6,607,577.80 : x
  2. Step 2: Convert to fraction form
    6,719,552.20/10,079,328.30 = 6,607,577.80/x
  3. Step 3: Cross multiply
    6,719,552.20x = 10,079,328.30 × 6,607,577.80
  4. Step 4: Simplify right side
    6,719,552.20x = 66,599,945,913,991.74
  5. Step 5: Solve for x
    x = 66,599,945,913,991.74/6,719,552.20
  6. Step 6: Final answer
    x = 9,911,366.70

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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.