Home / 7,776,005.40-11,664,008.10-7,067,417.40

Finding the Fourth Proportional to 7,776,005.40, 11,664,008.10 and 7,067,417.40

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Solution

The fourth proportional to 7,776,005.40, 11,664,008.10 and 7,067,417.40 is: 10,601,126.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,005.40 : 11,664,008.10 = 7,067,417.40 : x
  2. Step 2: Convert to fraction form
    7,776,005.40/11,664,008.10 = 7,067,417.40/x
  3. Step 3: Cross multiply
    7,776,005.40x = 11,664,008.10 × 7,067,417.40
  4. Step 4: Simplify right side
    7,776,005.40x = 82,434,413,799,680.94
  5. Step 5: Solve for x
    x = 82,434,413,799,680.94/7,776,005.40
  6. Step 6: Final answer
    x = 10,601,126.10

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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.