Home / 7,249,488.87-10,004,025.71-3,986,109.44

Finding the Fourth Proportional to 7,249,488.87, 10,004,025.71 and 3,986,109.44

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Solution

The fourth proportional to 7,249,488.87, 10,004,025.71 and 3,986,109.44 is: 5,500,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,488.87 : 10,004,025.71 = 3,986,109.44 : x
  2. Step 2: Convert to fraction form
    7,249,488.87/10,004,025.71 = 3,986,109.44/x
  3. Step 3: Cross multiply
    7,249,488.87x = 10,004,025.71 × 3,986,109.44
  4. Step 4: Simplify right side
    7,249,488.87x = 39,877,141,280,578.85
  5. Step 5: Solve for x
    x = 39,877,141,280,578.85/7,249,488.87
  6. Step 6: Final answer
    x = 5,500,683.15

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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.