Home / 6,905,482.21-9,530,424.61-3,966,219.82

Finding the Fourth Proportional to 6,905,482.21, 9,530,424.61 and 3,966,219.82

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Solution

The fourth proportional to 6,905,482.21, 9,530,424.61 and 3,966,219.82 is: 5,473,876.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,482.21 : 9,530,424.61 = 3,966,219.82 : x
  2. Step 2: Convert to fraction form
    6,905,482.21/9,530,424.61 = 3,966,219.82/x
  3. Step 3: Cross multiply
    6,905,482.21x = 9,530,424.61 × 3,966,219.82
  4. Step 4: Simplify right side
    6,905,482.21x = 37,799,758,962,329.48
  5. Step 5: Solve for x
    x = 37,799,758,962,329.48/6,905,482.21
  6. Step 6: Final answer
    x = 5,473,876.82

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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.