Home / 15,246,092.96-21,039,649.44-8,371,020.32

Finding the Fourth Proportional to 15,246,092.96, 21,039,649.44 and 8,371,020.32

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Solution

The fourth proportional to 15,246,092.96, 21,039,649.44 and 8,371,020.32 is: 11,552,030.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,246,092.96 : 21,039,649.44 = 8,371,020.32 : x
  2. Step 2: Convert to fraction form
    15,246,092.96/21,039,649.44 = 8,371,020.32/x
  3. Step 3: Cross multiply
    15,246,092.96x = 21,039,649.44 × 8,371,020.32
  4. Step 4: Simplify right side
    15,246,092.96x = 176,123,332,987,916.62
  5. Step 5: Solve for x
    x = 176,123,332,987,916.62/15,246,092.96
  6. Step 6: Final answer
    x = 11,552,030.64

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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.