Home / 12,402,560.38-18,603,798.88-3,180,522.66

Finding the Fourth Proportional to 12,402,560.38, 18,603,798.88 and 3,180,522.66

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Solution

The fourth proportional to 12,402,560.38, 18,603,798.88 and 3,180,522.66 is: 4,770,773.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,402,560.38 : 18,603,798.88 = 3,180,522.66 : x
  2. Step 2: Convert to fraction form
    12,402,560.38/18,603,798.88 = 3,180,522.66/x
  3. Step 3: Cross multiply
    12,402,560.38x = 18,603,798.88 × 3,180,522.66
  4. Step 4: Simplify right side
    12,402,560.38x = 59,169,803,932,816.92
  5. Step 5: Solve for x
    x = 59,169,803,932,816.92/12,402,560.38
  6. Step 6: Final answer
    x = 4,770,773.30

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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.