Home / 13,296,727.13-18,349,763.90-7,495,508.75

Finding the Fourth Proportional to 13,296,727.13, 18,349,763.90 and 7,495,508.75

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Solution

The fourth proportional to 13,296,727.13, 18,349,763.90 and 7,495,508.75 is: 10,343,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,727.13 : 18,349,763.90 = 7,495,508.75 : x
  2. Step 2: Convert to fraction form
    13,296,727.13/18,349,763.90 = 7,495,508.75/x
  3. Step 3: Cross multiply
    13,296,727.13x = 18,349,763.90 × 7,495,508.75
  4. Step 4: Simplify right side
    13,296,727.13x = 137,540,815,743,657.77
  5. Step 5: Solve for x
    x = 137,540,815,743,657.77/13,296,727.13
  6. Step 6: Final answer
    x = 10,343,960.17

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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.