Home / 7,374,721.56-10,177,079.40-4,277,871.24

Finding the Fourth Proportional to 7,374,721.56, 10,177,079.40 and 4,277,871.24

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Solution

The fourth proportional to 7,374,721.56, 10,177,079.40 and 4,277,871.24 is: 5,903,441.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374,721.56 : 10,177,079.40 = 4,277,871.24 : x
  2. Step 2: Convert to fraction form
    7,374,721.56/10,177,079.40 = 4,277,871.24/x
  3. Step 3: Cross multiply
    7,374,721.56x = 10,177,079.40 × 4,277,871.24
  4. Step 4: Simplify right side
    7,374,721.56x = 43,536,235,272,456.46
  5. Step 5: Solve for x
    x = 43,536,235,272,456.46/7,374,721.56
  6. Step 6: Final answer
    x = 5,903,441.22

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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.