Home / 18,071,429.60-27,117,915.15-6,557,795.30

Finding the Fourth Proportional to 18,071,429.60, 27,117,915.15 and 6,557,795.30

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Solution

The fourth proportional to 18,071,429.60, 27,117,915.15 and 6,557,795.30 is: 9,840,601.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071,429.60 : 27,117,915.15 = 6,557,795.30 : x
  2. Step 2: Convert to fraction form
    18,071,429.60/27,117,915.15 = 6,557,795.30/x
  3. Step 3: Cross multiply
    18,071,429.60x = 27,117,915.15 × 6,557,795.30
  4. Step 4: Simplify right side
    18,071,429.60x = 177,833,736,516,468.78
  5. Step 5: Solve for x
    x = 177,833,736,516,468.78/18,071,429.60
  6. Step 6: Final answer
    x = 9,840,601.46

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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.