Home / 10,552,340.64-14,550,666.25-6,874,436.78

Finding the Fourth Proportional to 10,552,340.64, 14,550,666.25 and 6,874,436.78

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Solution

The fourth proportional to 10,552,340.64, 14,550,666.25 and 6,874,436.78 is: 9,479,189.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552,340.64 : 14,550,666.25 = 6,874,436.78 : x
  2. Step 2: Convert to fraction form
    10,552,340.64/14,550,666.25 = 6,874,436.78/x
  3. Step 3: Cross multiply
    10,552,340.64x = 14,550,666.25 × 6,874,436.78
  4. Step 4: Simplify right side
    10,552,340.64x = 100,027,635,135,379.16
  5. Step 5: Solve for x
    x = 100,027,635,135,379.16/10,552,340.64
  6. Step 6: Final answer
    x = 9,479,189.36

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1.5x scale

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.