Home / 7,428,550.64-10,225,286.52-6,508,610.96

Finding the Fourth Proportional to 7,428,550.64, 10,225,286.52 and 6,508,610.96

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Solution

The fourth proportional to 7,428,550.64, 10,225,286.52 and 6,508,610.96 is: 8,959,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,550.64 : 10,225,286.52 = 6,508,610.96 : x
  2. Step 2: Convert to fraction form
    7,428,550.64/10,225,286.52 = 6,508,610.96/x
  3. Step 3: Cross multiply
    7,428,550.64x = 10,225,286.52 × 6,508,610.96
  4. Step 4: Simplify right side
    7,428,550.64x = 66,552,411,913,212.26
  5. Step 5: Solve for x
    x = 66,552,411,913,212.26/7,428,550.64
  6. Step 6: Final answer
    x = 8,959,003.60

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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.