Home / 22,107,144.30-30,506,642.19-12,182,072.46

Finding the Fourth Proportional to 22,107,144.30, 30,506,642.19 and 12,182,072.46

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Solution

The fourth proportional to 22,107,144.30, 30,506,642.19 and 12,182,072.46 is: 16,810,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,107,144.30 : 30,506,642.19 = 12,182,072.46 : x
  2. Step 2: Convert to fraction form
    22,107,144.30/30,506,642.19 = 12,182,072.46/x
  3. Step 3: Cross multiply
    22,107,144.30x = 30,506,642.19 × 12,182,072.46
  4. Step 4: Simplify right side
    22,107,144.30x = 371,634,125,669,873.12
  5. Step 5: Solve for x
    x = 371,634,125,669,873.12/22,107,144.30
  6. Step 6: Final answer
    x = 16,810,589.40

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1.5x scale

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.