Home / 13,309,550.55-18,367,358.19-7,508,314.35

Finding the Fourth Proportional to 13,309,550.55, 18,367,358.19 and 7,508,314.35

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Solution

The fourth proportional to 13,309,550.55, 18,367,358.19 and 7,508,314.35 is: 10,361,574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,309,550.55 : 18,367,358.19 = 7,508,314.35 : x
  2. Step 2: Convert to fraction form
    13,309,550.55/18,367,358.19 = 7,508,314.35/x
  3. Step 3: Cross multiply
    13,309,550.55x = 18,367,358.19 × 7,508,314.35
  4. Step 4: Simplify right side
    13,309,550.55x = 137,907,898,977,730.23
  5. Step 5: Solve for x
    x = 137,907,898,977,730.23/13,309,550.55
  6. Step 6: Final answer
    x = 10,361,574.46

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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.