Home / 13,103,951.12-18,083,513.16-7,600,584.32

Finding the Fourth Proportional to 13,103,951.12, 18,083,513.16 and 7,600,584.32

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Solution

The fourth proportional to 13,103,951.12, 18,083,513.16 and 7,600,584.32 is: 10,488,841.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,951.12 : 18,083,513.16 = 7,600,584.32 : x
  2. Step 2: Convert to fraction form
    13,103,951.12/18,083,513.16 = 7,600,584.32/x
  3. Step 3: Cross multiply
    13,103,951.12x = 18,083,513.16 × 7,600,584.32
  4. Step 4: Simplify right side
    13,103,951.12x = 137,445,266,574,409.66
  5. Step 5: Solve for x
    x = 137,445,266,574,409.66/13,103,951.12
  6. Step 6: Final answer
    x = 10,488,841.52

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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.