Home / 7,776,205.80-11,664,308.70-2,457,421.80

Finding the Fourth Proportional to 7,776,205.80, 11,664,308.70 and 2,457,421.80

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Solution

The fourth proportional to 7,776,205.80, 11,664,308.70 and 2,457,421.80 is: 3,686,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,205.80 : 11,664,308.70 = 2,457,421.80 : x
  2. Step 2: Convert to fraction form
    7,776,205.80/11,664,308.70 = 2,457,421.80/x
  3. Step 3: Cross multiply
    7,776,205.80x = 11,664,308.70 × 2,457,421.80
  4. Step 4: Simplify right side
    7,776,205.80x = 28,664,126,481,309.66
  5. Step 5: Solve for x
    x = 28,664,126,481,309.66/7,776,205.80
  6. Step 6: Final answer
    x = 3,686,132.70

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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.