Home / 13,142,436.45-19,715,523.08-4,045,292.79

Finding the Fourth Proportional to 13,142,436.45, 19,715,523.08 and 4,045,292.79

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Solution

The fourth proportional to 13,142,436.45, 19,715,523.08 and 4,045,292.79 is: 6,068,514.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,142,436.45 : 19,715,523.08 = 4,045,292.79 : x
  2. Step 2: Convert to fraction form
    13,142,436.45/19,715,523.08 = 4,045,292.79/x
  3. Step 3: Cross multiply
    13,142,436.45x = 19,715,523.08 × 4,045,292.79
  4. Step 4: Simplify right side
    13,142,436.45x = 79,755,063,346,376.12
  5. Step 5: Solve for x
    x = 79,755,063,346,376.12/13,142,436.45
  6. Step 6: Final answer
    x = 6,068,514.29

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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.