Home / 28,070,235.72-42,110,601.84-8,895,844.44

Finding the Fourth Proportional to 28,070,235.72, 42,110,601.84 and 8,895,844.44

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Solution

The fourth proportional to 28,070,235.72, 42,110,601.84 and 8,895,844.44 is: 13,345,429.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,070,235.72 : 42,110,601.84 = 8,895,844.44 : x
  2. Step 2: Convert to fraction form
    28,070,235.72/42,110,601.84 = 8,895,844.44/x
  3. Step 3: Cross multiply
    28,070,235.72x = 42,110,601.84 × 8,895,844.44
  4. Step 4: Simplify right side
    28,070,235.72x = 374,609,363,243,417.75
  5. Step 5: Solve for x
    x = 374,609,363,243,417.75/28,070,235.72
  6. Step 6: Final answer
    x = 13,345,429.91

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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.