Home / 9,021,054.27-12,437,011.38-7,166,622.81

Finding the Fourth Proportional to 9,021,054.27, 12,437,011.38 and 7,166,622.81

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Solution

The fourth proportional to 9,021,054.27, 12,437,011.38 and 7,166,622.81 is: 9,880,371.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,054.27 : 12,437,011.38 = 7,166,622.81 : x
  2. Step 2: Convert to fraction form
    9,021,054.27/12,437,011.38 = 7,166,622.81/x
  3. Step 3: Cross multiply
    9,021,054.27x = 12,437,011.38 × 7,166,622.81
  4. Step 4: Simplify right side
    9,021,054.27x = 89,131,369,381,952.52
  5. Step 5: Solve for x
    x = 89,131,369,381,952.52/9,021,054.27
  6. Step 6: Final answer
    x = 9,880,371.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.