Home / 10,631,875.80-15,947,813.70-6,078,250.20

Finding the Fourth Proportional to 10,631,875.80, 15,947,813.70 and 6,078,250.20

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Solution

The fourth proportional to 10,631,875.80, 15,947,813.70 and 6,078,250.20 is: 9,117,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,875.80 : 15,947,813.70 = 6,078,250.20 : x
  2. Step 2: Convert to fraction form
    10,631,875.80/15,947,813.70 = 6,078,250.20/x
  3. Step 3: Cross multiply
    10,631,875.80x = 15,947,813.70 × 6,078,250.20
  4. Step 4: Simplify right side
    10,631,875.80x = 96,934,801,811,587.73
  5. Step 5: Solve for x
    x = 96,934,801,811,587.73/10,631,875.80
  6. Step 6: Final answer
    x = 9,117,375.30

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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.