Home / 9,209,085.20-13,823,208.75-6,782,977.76

Finding the Fourth Proportional to 9,209,085.20, 13,823,208.75 and 6,782,977.76

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Solution

The fourth proportional to 9,209,085.20, 13,823,208.75 and 6,782,977.76 is: 10,181,523.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,085.20 : 13,823,208.75 = 6,782,977.76 : x
  2. Step 2: Convert to fraction form
    9,209,085.20/13,823,208.75 = 6,782,977.76/x
  3. Step 3: Cross multiply
    9,209,085.20x = 13,823,208.75 × 6,782,977.76
  4. Step 4: Simplify right side
    9,209,085.20x = 93,762,517,453,971.36
  5. Step 5: Solve for x
    x = 93,762,517,453,971.36/9,209,085.20
  6. Step 6: Final answer
    x = 10,181,523.51

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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.