Home / 22,669,624.64-31,284,397.32-12,356,328.80

Finding the Fourth Proportional to 22,669,624.64, 31,284,397.32 and 12,356,328.80

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Solution

The fourth proportional to 22,669,624.64, 31,284,397.32 and 12,356,328.80 is: 17,051,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669,624.64 : 31,284,397.32 = 12,356,328.80 : x
  2. Step 2: Convert to fraction form
    22,669,624.64/31,284,397.32 = 12,356,328.80/x
  3. Step 3: Cross multiply
    22,669,624.64x = 31,284,397.32 × 12,356,328.80
  4. Step 4: Simplify right side
    22,669,624.64x = 386,560,299,595,758.81
  5. Step 5: Solve for x
    x = 386,560,299,595,758.81/22,669,624.64
  6. Step 6: Final answer
    x = 17,051,905.61

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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.