Home / 8,729,721.02-12,045,923.30-5,058,570.87

Finding the Fourth Proportional to 8,729,721.02, 12,045,923.30 and 5,058,570.87

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Solution

The fourth proportional to 8,729,721.02, 12,045,923.30 and 5,058,570.87 is: 6,980,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,721.02 : 12,045,923.30 = 5,058,570.87 : x
  2. Step 2: Convert to fraction form
    8,729,721.02/12,045,923.30 = 5,058,570.87/x
  3. Step 3: Cross multiply
    8,729,721.02x = 12,045,923.30 × 5,058,570.87
  4. Step 4: Simplify right side
    8,729,721.02x = 60,935,156,720,280.70
  5. Step 5: Solve for x
    x = 60,935,156,720,280.70/8,729,721.02
  6. Step 6: Final answer
    x = 6,980,195.19

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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.