Home / 15,064,701.12-22,591,815.36-6,428,452.80

Finding the Fourth Proportional to 15,064,701.12, 22,591,815.36 and 6,428,452.80

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Solution

The fourth proportional to 15,064,701.12, 22,591,815.36 and 6,428,452.80 is: 9,640,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,064,701.12 : 22,591,815.36 = 6,428,452.80 : x
  2. Step 2: Convert to fraction form
    15,064,701.12/22,591,815.36 = 6,428,452.80/x
  3. Step 3: Cross multiply
    15,064,701.12x = 22,591,815.36 × 6,428,452.80
  4. Step 4: Simplify right side
    15,064,701.12x = 145,230,418,708,075
  5. Step 5: Solve for x
    x = 145,230,418,708,075/15,064,701.12
  6. Step 6: Final answer
    x = 9,640,444.74

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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.