Home / 11,962,143.20-17,943,214.80-5,584,851.20

Finding the Fourth Proportional to 11,962,143.20, 17,943,214.80 and 5,584,851.20

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Solution

The fourth proportional to 11,962,143.20, 17,943,214.80 and 5,584,851.20 is: 8,377,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962,143.20 : 17,943,214.80 = 5,584,851.20 : x
  2. Step 2: Convert to fraction form
    11,962,143.20/17,943,214.80 = 5,584,851.20/x
  3. Step 3: Cross multiply
    11,962,143.20x = 17,943,214.80 × 5,584,851.20
  4. Step 4: Simplify right side
    11,962,143.20x = 100,210,184,707,637.77
  5. Step 5: Solve for x
    x = 100,210,184,707,637.77/11,962,143.20
  6. Step 6: Final answer
    x = 8,377,276.80

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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.