Home / 43,782,002.10-65,673,003.15-11,869,298.10

Finding the Fourth Proportional to 43,782,002.10, 65,673,003.15 and 11,869,298.10

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Solution

The fourth proportional to 43,782,002.10, 65,673,003.15 and 11,869,298.10 is: 17,803,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,782,002.10 : 65,673,003.15 = 11,869,298.10 : x
  2. Step 2: Convert to fraction form
    43,782,002.10/65,673,003.15 = 11,869,298.10/x
  3. Step 3: Cross multiply
    43,782,002.10x = 65,673,003.15 × 11,869,298.10
  4. Step 4: Simplify right side
    43,782,002.10x = 779,492,451,509,589
  5. Step 5: Solve for x
    x = 779,492,451,509,589/43,782,002.10
  6. Step 6: Final answer
    x = 17,803,947.15

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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.