Home / 8,802,145.30-13,187,471.55-7,447,954.90

Finding the Fourth Proportional to 8,802,145.30, 13,187,471.55 and 7,447,954.90

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Solution

The fourth proportional to 8,802,145.30, 13,187,471.55 and 7,447,954.90 is: 11,158,608.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,145.30 : 13,187,471.55 = 7,447,954.90 : x
  2. Step 2: Convert to fraction form
    8,802,145.30/13,187,471.55 = 7,447,954.90/x
  3. Step 3: Cross multiply
    8,802,145.30x = 13,187,471.55 × 7,447,954.90
  4. Step 4: Simplify right side
    8,802,145.30x = 98,219,693,349,433.11
  5. Step 5: Solve for x
    x = 98,219,693,349,433.11/8,802,145.30
  6. Step 6: Final answer
    x = 11,158,608.50

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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.