Home / 9,969,478.24-14,954,337.28-2,780,574.40

Finding the Fourth Proportional to 9,969,478.24, 14,954,337.28 and 2,780,574.40

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Solution

The fourth proportional to 9,969,478.24, 14,954,337.28 and 2,780,574.40 is: 4,170,895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,478.24 : 14,954,337.28 = 2,780,574.40 : x
  2. Step 2: Convert to fraction form
    9,969,478.24/14,954,337.28 = 2,780,574.40/x
  3. Step 3: Cross multiply
    9,969,478.24x = 14,954,337.28 × 2,780,574.40
  4. Step 4: Simplify right side
    9,969,478.24x = 41,581,647,409,733.62
  5. Step 5: Solve for x
    x = 41,581,647,409,733.62/9,969,478.24
  6. Step 6: Final answer
    x = 4,170,895.05

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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.