Home / 55,160,561.84-76,125,032.41-30,380,743.76

Finding the Fourth Proportional to 55,160,561.84, 76,125,032.41 and 30,380,743.76

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Solution

The fourth proportional to 55,160,561.84, 76,125,032.41 and 30,380,743.76 is: 41,927,330.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,160,561.84 : 76,125,032.41 = 30,380,743.76 : x
  2. Step 2: Convert to fraction form
    55,160,561.84/76,125,032.41 = 30,380,743.76/x
  3. Step 3: Cross multiply
    55,160,561.84x = 76,125,032.41 × 30,380,743.76
  4. Step 4: Simplify right side
    55,160,561.84x = 2,312,735,103,408,314
  5. Step 5: Solve for x
    x = 2,312,735,103,408,314/55,160,561.84
  6. Step 6: Final answer
    x = 41,927,330.44

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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.