Home / 64,747,603.80-96,947,369.27-49,321,407.78

Finding the Fourth Proportional to 64,747,603.80, 96,947,369.27 and 49,321,407.78

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Solution

The fourth proportional to 64,747,603.80, 96,947,369.27 and 49,321,407.78 is: 73,849,539.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,747,603.80 : 96,947,369.27 = 49,321,407.78 : x
  2. Step 2: Convert to fraction form
    64,747,603.80/96,947,369.27 = 49,321,407.78/x
  3. Step 3: Cross multiply
    64,747,603.80x = 96,947,369.27 × 49,321,407.78
  4. Step 4: Simplify right side
    64,747,603.80x = 4,781,580,732,717,304
  5. Step 5: Solve for x
    x = 4,781,580,732,717,304/64,747,603.80
  6. Step 6: Final answer
    x = 73,849,539.63

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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.