Home / 8,051,750.70-12,069,752.85-7,201,445.10

Finding the Fourth Proportional to 8,051,750.70, 12,069,752.85 and 7,201,445.10

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Solution

The fourth proportional to 8,051,750.70, 12,069,752.85 and 7,201,445.10 is: 10,795,125.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051,750.70 : 12,069,752.85 = 7,201,445.10 : x
  2. Step 2: Convert to fraction form
    8,051,750.70/12,069,752.85 = 7,201,445.10/x
  3. Step 3: Cross multiply
    8,051,750.70x = 12,069,752.85 × 7,201,445.10
  4. Step 4: Simplify right side
    8,051,750.70x = 86,919,662,519,843.53
  5. Step 5: Solve for x
    x = 86,919,662,519,843.53/8,051,750.70
  6. Step 6: Final answer
    x = 10,795,125.90

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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.