Home / 10,631,855.80-15,947,783.70-6,078,230.20

Finding the Fourth Proportional to 10,631,855.80, 15,947,783.70 and 6,078,230.20

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Solution

The fourth proportional to 10,631,855.80, 15,947,783.70 and 6,078,230.20 is: 9,117,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,855.80 : 15,947,783.70 = 6,078,230.20 : x
  2. Step 2: Convert to fraction form
    10,631,855.80/15,947,783.70 = 6,078,230.20/x
  3. Step 3: Cross multiply
    10,631,855.80x = 15,947,783.70 × 6,078,230.20
  4. Step 4: Simplify right side
    10,631,855.80x = 96,934,300,508,407.73
  5. Step 5: Solve for x
    x = 96,934,300,508,407.73/10,631,855.80
  6. Step 6: Final answer
    x = 9,117,345.30

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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.