Home / 22,356,871-30,852,481.98-12,182,407

Finding the Fourth Proportional to 22,356,871, 30,852,481.98 and 12,182,407

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Solution

The fourth proportional to 22,356,871, 30,852,481.98 and 12,182,407 is: 16,811,721.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356,871 : 30,852,481.98 = 12,182,407 : x
  2. Step 2: Convert to fraction form
    22,356,871/30,852,481.98 = 12,182,407/x
  3. Step 3: Cross multiply
    22,356,871x = 30,852,481.98 × 12,182,407
  4. Step 4: Simplify right side
    22,356,871x = 375,857,492,440,525.88
  5. Step 5: Solve for x
    x = 375,857,492,440,525.88/22,356,871
  6. Step 6: Final answer
    x = 16,811,721.66

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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.