Home / 42,404,443.80-63,606,665.70-28,967,515.80

Finding the Fourth Proportional to 42,404,443.80, 63,606,665.70 and 28,967,515.80

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Solution

The fourth proportional to 42,404,443.80, 63,606,665.70 and 28,967,515.80 is: 43,451,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,404,443.80 : 63,606,665.70 = 28,967,515.80 : x
  2. Step 2: Convert to fraction form
    42,404,443.80/63,606,665.70 = 28,967,515.80/x
  3. Step 3: Cross multiply
    42,404,443.80x = 63,606,665.70 × 28,967,515.80
  4. Step 4: Simplify right side
    42,404,443.80x = 1,842,527,093,650,068.25
  5. Step 5: Solve for x
    x = 1,842,527,093,650,068.25/42,404,443.80
  6. Step 6: Final answer
    x = 43,451,273.70

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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.