Home / 10,871,132.80-16,264,708.80-7,091,996.80

Finding the Fourth Proportional to 10,871,132.80, 16,264,708.80 and 7,091,996.80

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Solution

The fourth proportional to 10,871,132.80, 16,264,708.80 and 7,091,996.80 is: 10,610,601.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871,132.80 : 16,264,708.80 = 7,091,996.80 : x
  2. Step 2: Convert to fraction form
    10,871,132.80/16,264,708.80 = 7,091,996.80/x
  3. Step 3: Cross multiply
    10,871,132.80x = 16,264,708.80 × 7,091,996.80
  4. Step 4: Simplify right side
    10,871,132.80x = 115,349,262,762,531.84
  5. Step 5: Solve for x
    x = 115,349,262,762,531.84/10,871,132.80
  6. Step 6: Final answer
    x = 10,610,601.94

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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.