Home / 5,440,809.40-8,161,214.10-4,852,943.80

Finding the Fourth Proportional to 5,440,809.40, 8,161,214.10 and 4,852,943.80

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Solution

The fourth proportional to 5,440,809.40, 8,161,214.10 and 4,852,943.80 is: 7,279,415.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,809.40 : 8,161,214.10 = 4,852,943.80 : x
  2. Step 2: Convert to fraction form
    5,440,809.40/8,161,214.10 = 4,852,943.80/x
  3. Step 3: Cross multiply
    5,440,809.40x = 8,161,214.10 × 4,852,943.80
  4. Step 4: Simplify right side
    5,440,809.40x = 39,605,913,367,067.58
  5. Step 5: Solve for x
    x = 39,605,913,367,067.58/5,440,809.40
  6. Step 6: Final answer
    x = 7,279,415.70

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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.