Home / 16,857,382.32-23,263,186.86-9,122,424.89

Finding the Fourth Proportional to 16,857,382.32, 23,263,186.86 and 9,122,424.89

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Solution

The fourth proportional to 16,857,382.32, 23,263,186.86 and 9,122,424.89 is: 12,588,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857,382.32 : 23,263,186.86 = 9,122,424.89 : x
  2. Step 2: Convert to fraction form
    16,857,382.32/23,263,186.86 = 9,122,424.89/x
  3. Step 3: Cross multiply
    16,857,382.32x = 23,263,186.86 × 9,122,424.89
  4. Step 4: Simplify right side
    16,857,382.32x = 212,216,674,716,069
  5. Step 5: Solve for x
    x = 212,216,674,716,069/16,857,382.32
  6. Step 6: Final answer
    x = 12,588,945.94

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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.