Home / 8,520,675.12-12,787,360.38-6,252,061.68

Finding the Fourth Proportional to 8,520,675.12, 12,787,360.38 and 6,252,061.68

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Solution

The fourth proportional to 8,520,675.12, 12,787,360.38 and 6,252,061.68 is: 9,382,750.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,675.12 : 12,787,360.38 = 6,252,061.68 : x
  2. Step 2: Convert to fraction form
    8,520,675.12/12,787,360.38 = 6,252,061.68/x
  3. Step 3: Cross multiply
    8,520,675.12x = 12,787,360.38 × 6,252,061.68
  4. Step 4: Simplify right side
    8,520,675.12x = 79,947,365,820,148.23
  5. Step 5: Solve for x
    x = 79,947,365,820,148.23/8,520,675.12
  6. Step 6: Final answer
    x = 9,382,750.16

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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.