Home / 9,153,242.50-12,631,474.68-5,079,517.06

Finding the Fourth Proportional to 9,153,242.50, 12,631,474.68 and 5,079,517.06

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Solution

The fourth proportional to 9,153,242.50, 12,631,474.68 and 5,079,517.06 is: 7,009,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153,242.50 : 12,631,474.68 = 5,079,517.06 : x
  2. Step 2: Convert to fraction form
    9,153,242.50/12,631,474.68 = 5,079,517.06/x
  3. Step 3: Cross multiply
    9,153,242.50x = 12,631,474.68 × 5,079,517.06
  4. Step 4: Simplify right side
    9,153,242.50x = 64,161,791,130,018.03
  5. Step 5: Solve for x
    x = 64,161,791,130,018.03/9,153,242.50
  6. Step 6: Final answer
    x = 7,009,733.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.