Home / 7,764,259.80-11,646,389.70-2,715,043.80

Finding the Fourth Proportional to 7,764,259.80, 11,646,389.70 and 2,715,043.80

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Solution

The fourth proportional to 7,764,259.80, 11,646,389.70 and 2,715,043.80 is: 4,072,565.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,259.80 : 11,646,389.70 = 2,715,043.80 : x
  2. Step 2: Convert to fraction form
    7,764,259.80/11,646,389.70 = 2,715,043.80/x
  3. Step 3: Cross multiply
    7,764,259.80x = 11,646,389.70 × 2,715,043.80
  4. Step 4: Simplify right side
    7,764,259.80x = 31,620,458,147,368.86
  5. Step 5: Solve for x
    x = 31,620,458,147,368.86/7,764,259.80
  6. Step 6: Final answer
    x = 4,072,565.70

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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.