Home / 10,368,087.20-15,552,130.80-9,486,288.80

Finding the Fourth Proportional to 10,368,087.20, 15,552,130.80 and 9,486,288.80

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Solution

The fourth proportional to 10,368,087.20, 15,552,130.80 and 9,486,288.80 is: 14,229,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,087.20 : 15,552,130.80 = 9,486,288.80 : x
  2. Step 2: Convert to fraction form
    10,368,087.20/15,552,130.80 = 9,486,288.80/x
  3. Step 3: Cross multiply
    10,368,087.20x = 15,552,130.80 × 9,486,288.80
  4. Step 4: Simplify right side
    10,368,087.20x = 147,532,004,224,175.06
  5. Step 5: Solve for x
    x = 147,532,004,224,175.06/10,368,087.20
  6. Step 6: Final answer
    x = 14,229,433.20

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1.5x scale

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.