Home / 10,540,802.10-15,787,583.55-5,486,207.70

Finding the Fourth Proportional to 10,540,802.10, 15,787,583.55 and 5,486,207.70

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Solution

The fourth proportional to 10,540,802.10, 15,787,583.55 and 5,486,207.70 is: 8,217,018.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,540,802.10 : 15,787,583.55 = 5,486,207.70 : x
  2. Step 2: Convert to fraction form
    10,540,802.10/15,787,583.55 = 5,486,207.70/x
  3. Step 3: Cross multiply
    10,540,802.10x = 15,787,583.55 × 5,486,207.70
  4. Step 4: Simplify right side
    10,540,802.10x = 86,613,962,436,403.34
  5. Step 5: Solve for x
    x = 86,613,962,436,403.34/10,540,802.10
  6. Step 6: Final answer
    x = 8,217,018.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.