Home / 37,961,721.73-52,386,902.16-20,557,663.21

Finding the Fourth Proportional to 37,961,721.73, 52,386,902.16 and 20,557,663.21

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Solution

The fourth proportional to 37,961,721.73, 52,386,902.16 and 20,557,663.21 is: 28,369,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,961,721.73 : 52,386,902.16 = 20,557,663.21 : x
  2. Step 2: Convert to fraction form
    37,961,721.73/52,386,902.16 = 20,557,663.21/x
  3. Step 3: Cross multiply
    37,961,721.73x = 52,386,902.16 × 20,557,663.21
  4. Step 4: Simplify right side
    37,961,721.73x = 1,076,952,291,220,501.50
  5. Step 5: Solve for x
    x = 1,076,952,291,220,501.50/37,961,721.73
  6. Step 6: Final answer
    x = 28,369,426.94

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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.