Home / 9,571,943.20-13,209,323-5,221,122.88

Finding the Fourth Proportional to 9,571,943.20, 13,209,323 and 5,221,122.88

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Solution

The fourth proportional to 9,571,943.20, 13,209,323 and 5,221,122.88 is: 7,205,172.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571,943.20 : 13,209,323 = 5,221,122.88 : x
  2. Step 2: Convert to fraction form
    9,571,943.20/13,209,323 = 5,221,122.88/x
  3. Step 3: Cross multiply
    9,571,943.20x = 13,209,323 × 5,221,122.88
  4. Step 4: Simplify right side
    9,571,943.20x = 68,967,498,544,610.24
  5. Step 5: Solve for x
    x = 68,967,498,544,610.24/9,571,943.20
  6. Step 6: Final answer
    x = 7,205,172.15

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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.