Home / 7,111,616.59-9,812,975.14-4,319,286.76

Finding the Fourth Proportional to 7,111,616.59, 9,812,975.14 and 4,319,286.76

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Solution

The fourth proportional to 7,111,616.59, 9,812,975.14 and 4,319,286.76 is: 5,959,974.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,616.59 : 9,812,975.14 = 4,319,286.76 : x
  2. Step 2: Convert to fraction form
    7,111,616.59/9,812,975.14 = 4,319,286.76/x
  3. Step 3: Cross multiply
    7,111,616.59x = 9,812,975.14 × 4,319,286.76
  4. Step 4: Simplify right side
    7,111,616.59x = 42,385,053,616,076.48
  5. Step 5: Solve for x
    x = 42,385,053,616,076.48/7,111,616.59
  6. Step 6: Final answer
    x = 5,959,974.52

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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.