Home / 74,818,637.28-103,251,743.28-45,443,233.44

Finding the Fourth Proportional to 74,818,637.28, 103,251,743.28 and 45,443,233.44

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Solution

The fourth proportional to 74,818,637.28, 103,251,743.28 and 45,443,233.44 is: 62,712,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,818,637.28 : 103,251,743.28 = 45,443,233.44 : x
  2. Step 2: Convert to fraction form
    74,818,637.28/103,251,743.28 = 45,443,233.44/x
  3. Step 3: Cross multiply
    74,818,637.28x = 103,251,743.28 × 45,443,233.44
  4. Step 4: Simplify right side
    74,818,637.28x = 4,692,093,072,959,991
  5. Step 5: Solve for x
    x = 4,692,093,072,959,991/74,818,637.28
  6. Step 6: Final answer
    x = 62,712,891.38

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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.