Home / 31,229,714.84-46,854,372.06-18,780,248.77

Finding the Fourth Proportional to 31,229,714.84, 46,854,372.06 and 18,780,248.77

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Solution

The fourth proportional to 31,229,714.84, 46,854,372.06 and 18,780,248.77 is: 28,176,266.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229,714.84 : 46,854,372.06 = 18,780,248.77 : x
  2. Step 2: Convert to fraction form
    31,229,714.84/46,854,372.06 = 18,780,248.77/x
  3. Step 3: Cross multiply
    31,229,714.84x = 46,854,372.06 × 18,780,248.77
  4. Step 4: Simplify right side
    31,229,714.84x = 879,936,763,448,167.38
  5. Step 5: Solve for x
    x = 879,936,763,448,167.38/31,229,714.84
  6. Step 6: Final answer
    x = 28,176,266.36

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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.