Home / 7,767,563.71-10,723,830.86-6,905,739.45

Finding the Fourth Proportional to 7,767,563.71, 10,723,830.86 and 6,905,739.45

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Solution

The fourth proportional to 7,767,563.71, 10,723,830.86 and 6,905,739.45 is: 9,534,003.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,563.71 : 10,723,830.86 = 6,905,739.45 : x
  2. Step 2: Convert to fraction form
    7,767,563.71/10,723,830.86 = 6,905,739.45/x
  3. Step 3: Cross multiply
    7,767,563.71x = 10,723,830.86 × 6,905,739.45
  4. Step 4: Simplify right side
    7,767,563.71x = 74,055,981,825,029.42
  5. Step 5: Solve for x
    x = 74,055,981,825,029.42/7,767,563.71
  6. Step 6: Final answer
    x = 9,534,003.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.