Home / 61,344,013.70-92,016,020.55-18,219,872.90

Finding the Fourth Proportional to 61,344,013.70, 92,016,020.55 and 18,219,872.90

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Solution

The fourth proportional to 61,344,013.70, 92,016,020.55 and 18,219,872.90 is: 27,329,809.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344,013.70 : 92,016,020.55 = 18,219,872.90 : x
  2. Step 2: Convert to fraction form
    61,344,013.70/92,016,020.55 = 18,219,872.90/x
  3. Step 3: Cross multiply
    61,344,013.70x = 92,016,020.55 × 18,219,872.90
  4. Step 4: Simplify right side
    61,344,013.70x = 1,676,520,199,184,788
  5. Step 5: Solve for x
    x = 1,676,520,199,184,788/61,344,013.70
  6. Step 6: Final answer
    x = 27,329,809.35

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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.