Home / 29,345,288.80-44,019,877.20-7,779,589.60

Finding the Fourth Proportional to 29,345,288.80, 44,019,877.20 and 7,779,589.60

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Solution

The fourth proportional to 29,345,288.80, 44,019,877.20 and 7,779,589.60 is: 11,669,899.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,345,288.80 : 44,019,877.20 = 7,779,589.60 : x
  2. Step 2: Convert to fraction form
    29,345,288.80/44,019,877.20 = 7,779,589.60/x
  3. Step 3: Cross multiply
    29,345,288.80x = 44,019,877.20 × 7,779,589.60
  4. Step 4: Simplify right side
    29,345,288.80x = 342,456,578,858,397.12
  5. Step 5: Solve for x
    x = 342,456,578,858,397.12/29,345,288.80
  6. Step 6: Final answer
    x = 11,669,899.76

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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.