Home / 13,103,957.10-18,083,521.44-7,600,590.30

Finding the Fourth Proportional to 13,103,957.10, 18,083,521.44 and 7,600,590.30

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Solution

The fourth proportional to 13,103,957.10, 18,083,521.44 and 7,600,590.30 is: 10,488,849.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,957.10 : 18,083,521.44 = 7,600,590.30 : x
  2. Step 2: Convert to fraction form
    13,103,957.10/18,083,521.44 = 7,600,590.30/x
  3. Step 3: Cross multiply
    13,103,957.10x = 18,083,521.44 × 7,600,590.30
  4. Step 4: Simplify right side
    13,103,957.10x = 137,445,437,646,706.03
  5. Step 5: Solve for x
    x = 137,445,437,646,706.03/13,103,957.10
  6. Step 6: Final answer
    x = 10,488,849.79

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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.