Home / 9,006,175.20-12,428,595-5,335,300.56

Finding the Fourth Proportional to 9,006,175.20, 12,428,595 and 5,335,300.56

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Solution

The fourth proportional to 9,006,175.20, 12,428,595 and 5,335,300.56 is: 7,362,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006,175.20 : 12,428,595 = 5,335,300.56 : x
  2. Step 2: Convert to fraction form
    9,006,175.20/12,428,595 = 5,335,300.56/x
  3. Step 3: Cross multiply
    9,006,175.20x = 12,428,595 × 5,335,300.56
  4. Step 4: Simplify right side
    9,006,175.20x = 66,310,289,863,513.20
  5. Step 5: Solve for x
    x = 66,310,289,863,513.20/9,006,175.20
  6. Step 6: Final answer
    x = 7,362,758.15

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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.