Home / 20,806,051.80-31,148,252.10-14,834,083.80

Finding the Fourth Proportional to 20,806,051.80, 31,148,252.10 and 14,834,083.80

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Solution

The fourth proportional to 20,806,051.80, 31,148,252.10 and 14,834,083.80 is: 22,207,758.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,806,051.80 : 31,148,252.10 = 14,834,083.80 : x
  2. Step 2: Convert to fraction form
    20,806,051.80/31,148,252.10 = 14,834,083.80/x
  3. Step 3: Cross multiply
    20,806,051.80x = 31,148,252.10 × 14,834,083.80
  4. Step 4: Simplify right side
    20,806,051.80x = 462,055,781,874,926
  5. Step 5: Solve for x
    x = 462,055,781,874,926/20,806,051.80
  6. Step 6: Final answer
    x = 22,207,758.89

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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.