Home / 9,898,470.11-13,660,424.12-5,548,953.57

Finding the Fourth Proportional to 9,898,470.11, 13,660,424.12 and 5,548,953.57

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Solution

The fourth proportional to 9,898,470.11, 13,660,424.12 and 5,548,953.57 is: 7,657,856.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898,470.11 : 13,660,424.12 = 5,548,953.57 : x
  2. Step 2: Convert to fraction form
    9,898,470.11/13,660,424.12 = 5,548,953.57/x
  3. Step 3: Cross multiply
    9,898,470.11x = 13,660,424.12 × 5,548,953.57
  4. Step 4: Simplify right side
    9,898,470.11x = 75,801,059,202,260.50
  5. Step 5: Solve for x
    x = 75,801,059,202,260.50/9,898,470.11
  6. Step 6: Final answer
    x = 7,657,856.05

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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.