Home / 5,173,948.71-7,140,269.88-2,882,110.41

Finding the Fourth Proportional to 5,173,948.71, 7,140,269.88 and 2,882,110.41

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Solution

The fourth proportional to 5,173,948.71, 7,140,269.88 and 2,882,110.41 is: 3,977,435.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,948.71 : 7,140,269.88 = 2,882,110.41 : x
  2. Step 2: Convert to fraction form
    5,173,948.71/7,140,269.88 = 2,882,110.41/x
  3. Step 3: Cross multiply
    5,173,948.71x = 7,140,269.88 × 2,882,110.41
  4. Step 4: Simplify right side
    5,173,948.71x = 20,579,046,151,357.45
  5. Step 5: Solve for x
    x = 20,579,046,151,357.45/5,173,948.71
  6. Step 6: Final answer
    x = 3,977,435.28

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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.