Home / 23,035,045.73-31,788,168.25-12,721,547.39

Finding the Fourth Proportional to 23,035,045.73, 31,788,168.25 and 12,721,547.39

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Solution

The fourth proportional to 23,035,045.73, 31,788,168.25 and 12,721,547.39 is: 17,555,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,035,045.73 : 31,788,168.25 = 12,721,547.39 : x
  2. Step 2: Convert to fraction form
    23,035,045.73/31,788,168.25 = 12,721,547.39/x
  3. Step 3: Cross multiply
    23,035,045.73x = 31,788,168.25 × 12,721,547.39
  4. Step 4: Simplify right side
    23,035,045.73x = 404,394,688,809,799.31
  5. Step 5: Solve for x
    x = 404,394,688,809,799.31/23,035,045.73
  6. Step 6: Final answer
    x = 17,555,627.78

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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.