Home / 30,967,020.54-46,456,115.85-12,761,082.09

Finding the Fourth Proportional to 30,967,020.54, 46,456,115.85 and 12,761,082.09

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Solution

The fourth proportional to 30,967,020.54, 46,456,115.85 and 12,761,082.09 is: 19,143,924.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,967,020.54 : 46,456,115.85 = 12,761,082.09 : x
  2. Step 2: Convert to fraction form
    30,967,020.54/46,456,115.85 = 12,761,082.09/x
  3. Step 3: Cross multiply
    30,967,020.54x = 46,456,115.85 × 12,761,082.09
  4. Step 4: Simplify right side
    30,967,020.54x = 592,830,307,944,400.12
  5. Step 5: Solve for x
    x = 592,830,307,944,400.12/30,967,020.54
  6. Step 6: Final answer
    x = 19,143,924.65

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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.