Home / 16,945,870.80-23,385,442.86-9,210,911.88

Finding the Fourth Proportional to 16,945,870.80, 23,385,442.86 and 9,210,911.88

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Solution

The fourth proportional to 16,945,870.80, 23,385,442.86 and 9,210,911.88 is: 12,711,135.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,945,870.80 : 23,385,442.86 = 9,210,911.88 : x
  2. Step 2: Convert to fraction form
    16,945,870.80/23,385,442.86 = 9,210,911.88/x
  3. Step 3: Cross multiply
    16,945,870.80x = 23,385,442.86 × 9,210,911.88
  4. Step 4: Simplify right side
    16,945,870.80x = 215,401,253,458,235.19
  5. Step 5: Solve for x
    x = 215,401,253,458,235.19/16,945,870.80
  6. Step 6: Final answer
    x = 12,711,135.12

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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.