Home / 11,501,108.61-15,871,574.25-6,344,395.89

Finding the Fourth Proportional to 11,501,108.61, 15,871,574.25 and 6,344,395.89

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Solution

The fourth proportional to 11,501,108.61, 15,871,574.25 and 6,344,395.89 is: 8,755,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501,108.61 : 15,871,574.25 = 6,344,395.89 : x
  2. Step 2: Convert to fraction form
    11,501,108.61/15,871,574.25 = 6,344,395.89/x
  3. Step 3: Cross multiply
    11,501,108.61x = 15,871,574.25 × 6,344,395.89
  4. Step 4: Simplify right side
    11,501,108.61x = 100,695,550,439,529.83
  5. Step 5: Solve for x
    x = 100,695,550,439,529.83/11,501,108.61
  6. Step 6: Final answer
    x = 8,755,290.80

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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.