Home / 37,961,722.73-52,386,903.54-20,557,664.21

Finding the Fourth Proportional to 37,961,722.73, 52,386,903.54 and 20,557,664.21

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Solution

The fourth proportional to 37,961,722.73, 52,386,903.54 and 20,557,664.21 is: 28,369,428.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,961,722.73 : 52,386,903.54 = 20,557,664.21 : x
  2. Step 2: Convert to fraction form
    37,961,722.73/52,386,903.54 = 20,557,664.21/x
  3. Step 3: Cross multiply
    37,961,722.73x = 52,386,903.54 × 20,557,664.21
  4. Step 4: Simplify right side
    37,961,722.73x = 1,076,952,371,976,980.38
  5. Step 5: Solve for x
    x = 1,076,952,371,976,980.38/37,961,722.73
  6. Step 6: Final answer
    x = 28,369,428.32

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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.