Home / 15,039,703.91-20,754,853.74-8,514,592.58

Finding the Fourth Proportional to 15,039,703.91, 20,754,853.74 and 8,514,592.58

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Solution

The fourth proportional to 15,039,703.91, 20,754,853.74 and 8,514,592.58 is: 11,750,173.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039,703.91 : 20,754,853.74 = 8,514,592.58 : x
  2. Step 2: Convert to fraction form
    15,039,703.91/20,754,853.74 = 8,514,592.58/x
  3. Step 3: Cross multiply
    15,039,703.91x = 20,754,853.74 × 8,514,592.58
  4. Step 4: Simplify right side
    15,039,703.91x = 176,719,123,705,476.38
  5. Step 5: Solve for x
    x = 176,719,123,705,476.38/15,039,703.91
  6. Step 6: Final answer
    x = 11,750,173.06

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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.