Home / 19,439,044.65-26,825,815.20-11,178,716.94

Finding the Fourth Proportional to 19,439,044.65, 26,825,815.20 and 11,178,716.94

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Solution

The fourth proportional to 19,439,044.65, 26,825,815.20 and 11,178,716.94 is: 15,426,591.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,439,044.65 : 26,825,815.20 = 11,178,716.94 : x
  2. Step 2: Convert to fraction form
    19,439,044.65/26,825,815.20 = 11,178,716.94/x
  3. Step 3: Cross multiply
    19,439,044.65x = 26,825,815.20 × 11,178,716.94
  4. Step 4: Simplify right side
    19,439,044.65x = 299,878,194,805,549.44
  5. Step 5: Solve for x
    x = 299,878,194,805,549.44/19,439,044.65
  6. Step 6: Final answer
    x = 15,426,591.18

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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.