Home / 25,497,785.28-35,176,955.52-15,691,204.20

Finding the Fourth Proportional to 25,497,785.28, 35,176,955.52 and 15,691,204.20

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Solution

The fourth proportional to 25,497,785.28, 35,176,955.52 and 15,691,204.20 is: 21,647,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,497,785.28 : 35,176,955.52 = 15,691,204.20 : x
  2. Step 2: Convert to fraction form
    25,497,785.28/35,176,955.52 = 15,691,204.20/x
  3. Step 3: Cross multiply
    25,497,785.28x = 35,176,955.52 × 15,691,204.20
  4. Step 4: Simplify right side
    25,497,785.28x = 551,968,792,198,637.19
  5. Step 5: Solve for x
    x = 551,968,792,198,637.19/25,497,785.28
  6. Step 6: Final answer
    x = 21,647,715.13

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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.