Home / 9,479,927.70-14,195,834.55-5,215,277.70

Finding the Fourth Proportional to 9,479,927.70, 14,195,834.55 and 5,215,277.70

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Solution

The fourth proportional to 9,479,927.70, 14,195,834.55 and 5,215,277.70 is: 7,809,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479,927.70 : 14,195,834.55 = 5,215,277.70 : x
  2. Step 2: Convert to fraction form
    9,479,927.70/14,195,834.55 = 5,215,277.70/x
  3. Step 3: Cross multiply
    9,479,927.70x = 14,195,834.55 × 5,215,277.70
  4. Step 4: Simplify right side
    9,479,927.70x = 74,035,219,361,504.55
  5. Step 5: Solve for x
    x = 74,035,219,361,504.55/9,479,927.70
  6. Step 6: Final answer
    x = 7,809,681.86

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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.