Home / 9,115,895.84-12,579,834.33-4,986,045.63

Finding the Fourth Proportional to 9,115,895.84, 12,579,834.33 and 4,986,045.63

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Solution

The fourth proportional to 9,115,895.84, 12,579,834.33 and 4,986,045.63 is: 6,880,687.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115,895.84 : 12,579,834.33 = 4,986,045.63 : x
  2. Step 2: Convert to fraction form
    9,115,895.84/12,579,834.33 = 4,986,045.63/x
  3. Step 3: Cross multiply
    9,115,895.84x = 12,579,834.33 × 4,986,045.63
  4. Step 4: Simplify right side
    9,115,895.84x = 62,723,627,987,220.48
  5. Step 5: Solve for x
    x = 62,723,627,987,220.48/9,115,895.84
  6. Step 6: Final answer
    x = 6,880,687.22

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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.