Home / 14,456,001.80-19,949,908.02-8,653,660.76

Finding the Fourth Proportional to 14,456,001.80, 19,949,908.02 and 8,653,660.76

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Solution

The fourth proportional to 14,456,001.80, 19,949,908.02 and 8,653,660.76 is: 11,942,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456,001.80 : 19,949,908.02 = 8,653,660.76 : x
  2. Step 2: Convert to fraction form
    14,456,001.80/19,949,908.02 = 8,653,660.76/x
  3. Step 3: Cross multiply
    14,456,001.80x = 19,949,908.02 × 8,653,660.76
  4. Step 4: Simplify right side
    14,456,001.80x = 172,639,736,198,283.28
  5. Step 5: Solve for x
    x = 172,639,736,198,283.28/14,456,001.80
  6. Step 6: Final answer
    x = 11,942,426.31

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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.