Home / 18,350,950.70-27,509,228.01-6,211,919.72

Finding the Fourth Proportional to 18,350,950.70, 27,509,228.01 and 6,211,919.72

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Solution

The fourth proportional to 18,350,950.70, 27,509,228.01 and 6,211,919.72 is: 9,312,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350,950.70 : 27,509,228.01 = 6,211,919.72 : x
  2. Step 2: Convert to fraction form
    18,350,950.70/27,509,228.01 = 6,211,919.72/x
  3. Step 3: Cross multiply
    18,350,950.70x = 27,509,228.01 × 6,211,919.72
  4. Step 4: Simplify right side
    18,350,950.70x = 170,885,116,026,068.44
  5. Step 5: Solve for x
    x = 170,885,116,026,068.44/18,350,950.70
  6. Step 6: Final answer
    x = 9,312,057.93

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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.