Home / 61,644,643.84-92,455,405.41-30,930,976.56

Finding the Fourth Proportional to 61,644,643.84, 92,455,405.41 and 30,930,976.56

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Solution

The fourth proportional to 61,644,643.84, 92,455,405.41 and 30,930,976.56 is: 46,390,664.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,644,643.84 : 92,455,405.41 = 30,930,976.56 : x
  2. Step 2: Convert to fraction form
    61,644,643.84/92,455,405.41 = 30,930,976.56/x
  3. Step 3: Cross multiply
    61,644,643.84x = 92,455,405.41 × 30,930,976.56
  4. Step 4: Simplify right side
    61,644,643.84x = 2,859,735,977,350,657.50
  5. Step 5: Solve for x
    x = 2,859,735,977,350,657.50/61,644,643.84
  6. Step 6: Final answer
    x = 46,390,664.29

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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.