Home / 22,603,563.68-31,193,307.68-12,290,356.40

Finding the Fourth Proportional to 22,603,563.68, 31,193,307.68 and 12,290,356.40

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Solution

The fourth proportional to 22,603,563.68, 31,193,307.68 and 12,290,356.40 is: 16,960,903.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,603,563.68 : 31,193,307.68 = 12,290,356.40 : x
  2. Step 2: Convert to fraction form
    22,603,563.68/31,193,307.68 = 12,290,356.40/x
  3. Step 3: Cross multiply
    22,603,563.68x = 31,193,307.68 × 12,290,356.40
  4. Step 4: Simplify right side
    22,603,563.68x = 383,376,868,682,057.19
  5. Step 5: Solve for x
    x = 383,376,868,682,057.19/22,603,563.68
  6. Step 6: Final answer
    x = 16,960,903.78

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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.