Home / 16,605,081.80-24,918,120.30-9,781,641.80

Finding the Fourth Proportional to 16,605,081.80, 24,918,120.30 and 9,781,641.80

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Solution

The fourth proportional to 16,605,081.80, 24,918,120.30 and 9,781,641.80 is: 14,678,646.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,605,081.80 : 24,918,120.30 = 9,781,641.80 : x
  2. Step 2: Convert to fraction form
    16,605,081.80/24,918,120.30 = 9,781,641.80/x
  3. Step 3: Cross multiply
    16,605,081.80x = 24,918,120.30 × 9,781,641.80
  4. Step 4: Simplify right side
    16,605,081.80x = 243,740,127,103,908.56
  5. Step 5: Solve for x
    x = 243,740,127,103,908.56/16,605,081.80
  6. Step 6: Final answer
    x = 14,678,646.58

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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.