Home / 7,776,005.10-11,664,007.65-7,066,833.90

Finding the Fourth Proportional to 7,776,005.10, 11,664,007.65 and 7,066,833.90

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Solution

The fourth proportional to 7,776,005.10, 11,664,007.65 and 7,066,833.90 is: 10,600,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,005.10 : 11,664,007.65 = 7,066,833.90 : x
  2. Step 2: Convert to fraction form
    7,776,005.10/11,664,007.65 = 7,066,833.90/x
  3. Step 3: Cross multiply
    7,776,005.10x = 11,664,007.65 × 7,066,833.90
  4. Step 4: Simplify right side
    7,776,005.10x = 82,427,604,670,879.34
  5. Step 5: Solve for x
    x = 82,427,604,670,879.34/7,776,005.10
  6. Step 6: Final answer
    x = 10,600,250.85

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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.