Home / 7,776,123.20-11,664,184.80-7,461,195.20

Finding the Fourth Proportional to 7,776,123.20, 11,664,184.80 and 7,461,195.20

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Solution

The fourth proportional to 7,776,123.20, 11,664,184.80 and 7,461,195.20 is: 11,191,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,123.20 : 11,664,184.80 = 7,461,195.20 : x
  2. Step 2: Convert to fraction form
    7,776,123.20/11,664,184.80 = 7,461,195.20/x
  3. Step 3: Cross multiply
    7,776,123.20x = 11,664,184.80 × 7,461,195.20
  4. Step 4: Simplify right side
    7,776,123.20x = 87,028,759,641,672.97
  5. Step 5: Solve for x
    x = 87,028,759,641,672.97/7,776,123.20
  6. Step 6: Final answer
    x = 11,191,792.80

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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.