Home / 8,480,895.68-12,689,242.44-5,024,491.76

Finding the Fourth Proportional to 8,480,895.68, 12,689,242.44 and 5,024,491.76

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Solution

The fourth proportional to 8,480,895.68, 12,689,242.44 and 5,024,491.76 is: 7,517,719.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,480,895.68 : 12,689,242.44 = 5,024,491.76 : x
  2. Step 2: Convert to fraction form
    8,480,895.68/12,689,242.44 = 5,024,491.76/x
  3. Step 3: Cross multiply
    8,480,895.68x = 12,689,242.44 × 5,024,491.76
  4. Step 4: Simplify right side
    8,480,895.68x = 63,756,994,080,422.29
  5. Step 5: Solve for x
    x = 63,756,994,080,422.29/8,480,895.68
  6. Step 6: Final answer
    x = 7,517,719.41

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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.