Home / 51,390,865.73-70,922,394.21-29,065,830.98

Finding the Fourth Proportional to 51,390,865.73, 70,922,394.21 and 29,065,830.98

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Solution

The fourth proportional to 51,390,865.73, 70,922,394.21 and 29,065,830.98 is: 40,112,543.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,390,865.73 : 70,922,394.21 = 29,065,830.98 : x
  2. Step 2: Convert to fraction form
    51,390,865.73/70,922,394.21 = 29,065,830.98/x
  3. Step 3: Cross multiply
    51,390,865.73x = 70,922,394.21 × 29,065,830.98
  4. Step 4: Simplify right side
    51,390,865.73x = 2,061,418,322,629,243.50
  5. Step 5: Solve for x
    x = 2,061,418,322,629,243.50/51,390,865.73
  6. Step 6: Final answer
    x = 40,112,543.22

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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.