Home / 10,858,674.80-16,288,012.20-9,913,113.20

Finding the Fourth Proportional to 10,858,674.80, 16,288,012.20 and 9,913,113.20

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Solution

The fourth proportional to 10,858,674.80, 16,288,012.20 and 9,913,113.20 is: 14,869,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,674.80 : 16,288,012.20 = 9,913,113.20 : x
  2. Step 2: Convert to fraction form
    10,858,674.80/16,288,012.20 = 9,913,113.20/x
  3. Step 3: Cross multiply
    10,858,674.80x = 16,288,012.20 × 9,913,113.20
  4. Step 4: Simplify right side
    10,858,674.80x = 161,464,908,741,581.03
  5. Step 5: Solve for x
    x = 161,464,908,741,581.03/10,858,674.80
  6. Step 6: Final answer
    x = 14,869,669.80

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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.