Home / 11,519,853.71-15,897,036.92-6,292,777.91

Finding the Fourth Proportional to 11,519,853.71, 15,897,036.92 and 6,292,777.91

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Solution

The fourth proportional to 11,519,853.71, 15,897,036.92 and 6,292,777.91 is: 8,683,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519,853.71 : 15,897,036.92 = 6,292,777.91 : x
  2. Step 2: Convert to fraction form
    11,519,853.71/15,897,036.92 = 6,292,777.91/x
  3. Step 3: Cross multiply
    11,519,853.71x = 15,897,036.92 × 6,292,777.91
  4. Step 4: Simplify right side
    11,519,853.71x = 100,036,522,653,681.36
  5. Step 5: Solve for x
    x = 100,036,522,653,681.36/11,519,853.71
  6. Step 6: Final answer
    x = 8,683,836.20

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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.