Home / 55,374,806.61-76,418,035.20-30,595,564.04

Finding the Fourth Proportional to 55,374,806.61, 76,418,035.20 and 30,595,564.04

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Solution

The fourth proportional to 55,374,806.61, 76,418,035.20 and 30,595,564.04 is: 42,222,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,374,806.61 : 76,418,035.20 = 30,595,564.04 : x
  2. Step 2: Convert to fraction form
    55,374,806.61/76,418,035.20 = 30,595,564.04/x
  3. Step 3: Cross multiply
    55,374,806.61x = 76,418,035.20 × 30,595,564.04
  4. Step 4: Simplify right side
    55,374,806.61x = 2,338,052,889,390,484
  5. Step 5: Solve for x
    x = 2,338,052,889,390,484/55,374,806.61
  6. Step 6: Final answer
    x = 42,222,321.53

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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.