Home / 18,029,980.80-24,878,620.80-10,186,630.92

Finding the Fourth Proportional to 18,029,980.80, 24,878,620.80 and 10,186,630.92

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Solution

The fourth proportional to 18,029,980.80, 24,878,620.80 and 10,186,630.92 is: 14,055,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,029,980.80 : 24,878,620.80 = 10,186,630.92 : x
  2. Step 2: Convert to fraction form
    18,029,980.80/24,878,620.80 = 10,186,630.92/x
  3. Step 3: Cross multiply
    18,029,980.80x = 24,878,620.80 × 10,186,630.92
  4. Step 4: Simplify right side
    18,029,980.80x = 253,429,327,888,235.16
  5. Step 5: Solve for x
    x = 253,429,327,888,235.16/18,029,980.80
  6. Step 6: Final answer
    x = 14,055,995.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.