Home / 7,421,519.43-11,136,088.17-3,535,377.57

Finding the Fourth Proportional to 7,421,519.43, 11,136,088.17 and 3,535,377.57

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Solution

The fourth proportional to 7,421,519.43, 11,136,088.17 and 3,535,377.57 is: 5,304,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421,519.43 : 11,136,088.17 = 3,535,377.57 : x
  2. Step 2: Convert to fraction form
    7,421,519.43/11,136,088.17 = 3,535,377.57/x
  3. Step 3: Cross multiply
    7,421,519.43x = 11,136,088.17 × 3,535,377.57
  4. Step 4: Simplify right side
    7,421,519.43x = 39,370,276,333,760.34
  5. Step 5: Solve for x
    x = 39,370,276,333,760.34/7,421,519.43
  6. Step 6: Final answer
    x = 5,304,880.85

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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.