Home / 28,296,348.30-42,444,522.45-8,101,590.30

Finding the Fourth Proportional to 28,296,348.30, 42,444,522.45 and 8,101,590.30

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Solution

The fourth proportional to 28,296,348.30, 42,444,522.45 and 8,101,590.30 is: 12,152,385.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,296,348.30 : 42,444,522.45 = 8,101,590.30 : x
  2. Step 2: Convert to fraction form
    28,296,348.30/42,444,522.45 = 8,101,590.30/x
  3. Step 3: Cross multiply
    28,296,348.30x = 42,444,522.45 × 8,101,590.30
  4. Step 4: Simplify right side
    28,296,348.30x = 343,868,131,369,052.25
  5. Step 5: Solve for x
    x = 343,868,131,369,052.25/28,296,348.30
  6. Step 6: Final answer
    x = 12,152,385.45

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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.