Home / 27,680,672.84-38,191,658.04-15,919,300.04

Finding the Fourth Proportional to 27,680,672.84, 38,191,658.04 and 15,919,300.04

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Solution

The fourth proportional to 27,680,672.84, 38,191,658.04 and 15,919,300.04 is: 21,964,222.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,680,672.84 : 38,191,658.04 = 15,919,300.04 : x
  2. Step 2: Convert to fraction form
    27,680,672.84/38,191,658.04 = 15,919,300.04/x
  3. Step 3: Cross multiply
    27,680,672.84x = 38,191,658.04 × 15,919,300.04
  4. Step 4: Simplify right side
    27,680,672.84x = 607,984,463,363,838.25
  5. Step 5: Solve for x
    x = 607,984,463,363,838.25/27,680,672.84
  6. Step 6: Final answer
    x = 21,964,222.72

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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.