Home / 8,059,006.20-12,088,509.30-7,314,988.80

Finding the Fourth Proportional to 8,059,006.20, 12,088,509.30 and 7,314,988.80

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Solution

The fourth proportional to 8,059,006.20, 12,088,509.30 and 7,314,988.80 is: 10,972,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059,006.20 : 12,088,509.30 = 7,314,988.80 : x
  2. Step 2: Convert to fraction form
    8,059,006.20/12,088,509.30 = 7,314,988.80/x
  3. Step 3: Cross multiply
    8,059,006.20x = 12,088,509.30 × 7,314,988.80
  4. Step 4: Simplify right side
    8,059,006.20x = 88,427,310,138,195.84
  5. Step 5: Solve for x
    x = 88,427,310,138,195.84/8,059,006.20
  6. Step 6: Final answer
    x = 10,972,483.20

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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.