Home / 22,669,628.64-31,284,402.84-12,356,332.80

Finding the Fourth Proportional to 22,669,628.64, 31,284,402.84 and 12,356,332.80

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Solution

The fourth proportional to 22,669,628.64, 31,284,402.84 and 12,356,332.80 is: 17,051,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669,628.64 : 31,284,402.84 = 12,356,332.80 : x
  2. Step 2: Convert to fraction form
    22,669,628.64/31,284,402.84 = 12,356,332.80/x
  3. Step 3: Cross multiply
    22,669,628.64x = 31,284,402.84 × 12,356,332.80
  4. Step 4: Simplify right side
    22,669,628.64x = 386,560,492,940,305.19
  5. Step 5: Solve for x
    x = 386,560,492,940,305.19/22,669,628.64
  6. Step 6: Final answer
    x = 17,051,911.13

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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.