Home / 21,463,774.84-32,196,659.10-6,891,289

Finding the Fourth Proportional to 21,463,774.84, 32,196,659.10 and 6,891,289

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Solution

The fourth proportional to 21,463,774.84, 32,196,659.10 and 6,891,289 is: 10,337,253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463,774.84 : 32,196,659.10 = 6,891,289 : x
  2. Step 2: Convert to fraction form
    21,463,774.84/32,196,659.10 = 6,891,289/x
  3. Step 3: Cross multiply
    21,463,774.84x = 32,196,659.10 × 6,891,289
  4. Step 4: Simplify right side
    21,463,774.84x = 221,876,482,692,579.91
  5. Step 5: Solve for x
    x = 221,876,482,692,579.91/21,463,774.84
  6. Step 6: Final answer
    x = 10,337,253.55

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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.