Home / 19,318,111.97-28,981,349.72-5,855,955.17

Finding the Fourth Proportional to 19,318,111.97, 28,981,349.72 and 5,855,955.17

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Solution

The fourth proportional to 19,318,111.97, 28,981,349.72 and 5,855,955.17 is: 8,785,200.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,318,111.97 : 28,981,349.72 = 5,855,955.17 : x
  2. Step 2: Convert to fraction form
    19,318,111.97/28,981,349.72 = 5,855,955.17/x
  3. Step 3: Cross multiply
    19,318,111.97x = 28,981,349.72 × 5,855,955.17
  4. Step 4: Simplify right side
    19,318,111.97x = 169,713,484,697,132.28
  5. Step 5: Solve for x
    x = 169,713,484,697,132.28/19,318,111.97
  6. Step 6: Final answer
    x = 8,785,200.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.