Home / 20,044,284.19-30,056,628.52-13,981,920.19

Finding the Fourth Proportional to 20,044,284.19, 30,056,628.52 and 13,981,920.19

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Solution

The fourth proportional to 20,044,284.19, 30,056,628.52 and 13,981,920.19 is: 20,966,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044,284.19 : 30,056,628.52 = 13,981,920.19 : x
  2. Step 2: Convert to fraction form
    20,044,284.19/30,056,628.52 = 13,981,920.19/x
  3. Step 3: Cross multiply
    20,044,284.19x = 30,056,628.52 × 13,981,920.19
  4. Step 4: Simplify right side
    20,044,284.19x = 420,249,381,147,117.81
  5. Step 5: Solve for x
    x = 420,249,381,147,117.81/20,044,284.19
  6. Step 6: Final answer
    x = 20,966,045.84

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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.