Home / 20,934,603.54-31,369,854.60-14,085,808.92

Finding the Fourth Proportional to 20,934,603.54, 31,369,854.60 and 14,085,808.92

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Solution

The fourth proportional to 20,934,603.54, 31,369,854.60 and 14,085,808.92 is: 21,107,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,934,603.54 : 31,369,854.60 = 14,085,808.92 : x
  2. Step 2: Convert to fraction form
    20,934,603.54/31,369,854.60 = 14,085,808.92/x
  3. Step 3: Cross multiply
    20,934,603.54x = 31,369,854.60 × 14,085,808.92
  4. Step 4: Simplify right side
    20,934,603.54x = 441,869,777,743,783.06
  5. Step 5: Solve for x
    x = 441,869,777,743,783.06/20,934,603.54
  6. Step 6: Final answer
    x = 21,107,148.12

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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.