Home / 6,139,389.80-9,215,472-4,521,984.84

Finding the Fourth Proportional to 6,139,389.80, 9,215,472 and 4,521,984.84

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Solution

The fourth proportional to 6,139,389.80, 9,215,472 and 4,521,984.84 is: 6,787,681.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,389.80 : 9,215,472 = 4,521,984.84 : x
  2. Step 2: Convert to fraction form
    6,139,389.80/9,215,472 = 4,521,984.84/x
  3. Step 3: Cross multiply
    6,139,389.80x = 9,215,472 × 4,521,984.84
  4. Step 4: Simplify right side
    6,139,389.80x = 41,672,224,631,367.12
  5. Step 5: Solve for x
    x = 41,672,224,631,367.12/6,139,389.80
  6. Step 6: Final answer
    x = 6,787,681.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.