Home / 9,001,194.80-12,421,553.84-4,871,136.43

Finding the Fourth Proportional to 9,001,194.80, 12,421,553.84 and 4,871,136.43

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Solution

The fourth proportional to 9,001,194.80, 12,421,553.84 and 4,871,136.43 is: 6,722,116.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001,194.80 : 12,421,553.84 = 4,871,136.43 : x
  2. Step 2: Convert to fraction form
    9,001,194.80/12,421,553.84 = 4,871,136.43/x
  3. Step 3: Cross multiply
    9,001,194.80x = 12,421,553.84 × 4,871,136.43
  4. Step 4: Simplify right side
    9,001,194.80x = 60,507,083,371,820.83
  5. Step 5: Solve for x
    x = 60,507,083,371,820.83/9,001,194.80
  6. Step 6: Final answer
    x = 6,722,116.86

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1.5x scale

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.