Home / 6,670,985.66-9,206,947.44-4,223,823.78

Finding the Fourth Proportional to 6,670,985.66, 9,206,947.44 and 4,223,823.78

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Solution

The fourth proportional to 6,670,985.66, 9,206,947.44 and 4,223,823.78 is: 5,829,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670,985.66 : 9,206,947.44 = 4,223,823.78 : x
  2. Step 2: Convert to fraction form
    6,670,985.66/9,206,947.44 = 4,223,823.78/x
  3. Step 3: Cross multiply
    6,670,985.66x = 9,206,947.44 × 4,223,823.78
  4. Step 4: Simplify right side
    6,670,985.66x = 38,888,523,538,282.12
  5. Step 5: Solve for x
    x = 38,888,523,538,282.12/6,670,985.66
  6. Step 6: Final answer
    x = 5,829,501.90

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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.