Home / 19,039,338.72-26,264,552.88-12,156,584.16

Finding the Fourth Proportional to 19,039,338.72, 26,264,552.88 and 12,156,584.16

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Solution

The fourth proportional to 19,039,338.72, 26,264,552.88 and 12,156,584.16 is: 16,769,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039,338.72 : 26,264,552.88 = 12,156,584.16 : x
  2. Step 2: Convert to fraction form
    19,039,338.72/26,264,552.88 = 12,156,584.16/x
  3. Step 3: Cross multiply
    19,039,338.72x = 26,264,552.88 × 12,156,584.16
  4. Step 4: Simplify right side
    19,039,338.72x = 319,287,247,510,490.38
  5. Step 5: Solve for x
    x = 319,287,247,510,490.38/19,039,338.72
  6. Step 6: Final answer
    x = 16,769,870.65

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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.