Home / 10,915,521.93-15,063,156.25-6,020,638.92

Finding the Fourth Proportional to 10,915,521.93, 15,063,156.25 and 6,020,638.92

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Solution

The fourth proportional to 10,915,521.93, 15,063,156.25 and 6,020,638.92 is: 8,308,336.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,521.93 : 15,063,156.25 = 6,020,638.92 : x
  2. Step 2: Convert to fraction form
    10,915,521.93/15,063,156.25 = 6,020,638.92/x
  3. Step 3: Cross multiply
    10,915,521.93x = 15,063,156.25 × 6,020,638.92
  4. Step 4: Simplify right side
    10,915,521.93x = 90,689,824,776,791.25
  5. Step 5: Solve for x
    x = 90,689,824,776,791.25/10,915,521.93
  6. Step 6: Final answer
    x = 8,308,336.09

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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.