Home / 25,774,605.73-38,636,371.05-12,103,279.09

Finding the Fourth Proportional to 25,774,605.73, 38,636,371.05 and 12,103,279.09

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Solution

The fourth proportional to 25,774,605.73, 38,636,371.05 and 12,103,279.09 is: 18,142,926.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,774,605.73 : 38,636,371.05 = 12,103,279.09 : x
  2. Step 2: Convert to fraction form
    25,774,605.73/38,636,371.05 = 12,103,279.09/x
  3. Step 3: Cross multiply
    25,774,605.73x = 38,636,371.05 × 12,103,279.09
  4. Step 4: Simplify right side
    25,774,605.73x = 467,626,781,842,946.31
  5. Step 5: Solve for x
    x = 467,626,781,842,946.31/25,774,605.73
  6. Step 6: Final answer
    x = 18,142,926.68

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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.