Home / 13,396,347.06-18,490,572.64-8,750,033.58

Finding the Fourth Proportional to 13,396,347.06, 18,490,572.64 and 8,750,033.58

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Solution

The fourth proportional to 13,396,347.06, 18,490,572.64 and 8,750,033.58 is: 12,077,406.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396,347.06 : 18,490,572.64 = 8,750,033.58 : x
  2. Step 2: Convert to fraction form
    13,396,347.06/18,490,572.64 = 8,750,033.58/x
  3. Step 3: Cross multiply
    13,396,347.06x = 18,490,572.64 × 8,750,033.58
  4. Step 4: Simplify right side
    13,396,347.06x = 161,793,131,513,429.25
  5. Step 5: Solve for x
    x = 161,793,131,513,429.25/13,396,347.06
  6. Step 6: Final answer
    x = 12,077,406.68

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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.