Home / 18,499,106.31-27,747,994.25-4,852,143.69

Finding the Fourth Proportional to 18,499,106.31, 27,747,994.25 and 4,852,143.69

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Solution

The fourth proportional to 18,499,106.31, 27,747,994.25 and 4,852,143.69 is: 7,278,041.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,499,106.31 : 27,747,994.25 = 4,852,143.69 : x
  2. Step 2: Convert to fraction form
    18,499,106.31/27,747,994.25 = 4,852,143.69/x
  3. Step 3: Cross multiply
    18,499,106.31x = 27,747,994.25 × 4,852,143.69
  4. Step 4: Simplify right side
    18,499,106.31x = 134,637,255,186,033.08
  5. Step 5: Solve for x
    x = 134,637,255,186,033.08/18,499,106.31
  6. Step 6: Final answer
    x = 7,278,041.05

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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.