Home / 23,678,688-32,676,589.45-12,813,672

Finding the Fourth Proportional to 23,678,688, 32,676,589.45 and 12,813,672

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Solution

The fourth proportional to 23,678,688, 32,676,589.45 and 12,813,672 is: 17,682,867.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,678,688 : 32,676,589.45 = 12,813,672 : x
  2. Step 2: Convert to fraction form
    23,678,688/32,676,589.45 = 12,813,672/x
  3. Step 3: Cross multiply
    23,678,688x = 32,676,589.45 × 12,813,672
  4. Step 4: Simplify right side
    23,678,688x = 418,707,099,290,960.38
  5. Step 5: Solve for x
    x = 418,707,099,290,960.38/23,678,688
  6. Step 6: Final answer
    x = 17,682,867.37

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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.