Home / 39,928,113.60-59,912,906.40-18,652,977.60

Finding the Fourth Proportional to 39,928,113.60, 59,912,906.40 and 18,652,977.60

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Solution

The fourth proportional to 39,928,113.60, 59,912,906.40 and 18,652,977.60 is: 27,989,153.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,928,113.60 : 59,912,906.40 = 18,652,977.60 : x
  2. Step 2: Convert to fraction form
    39,928,113.60/59,912,906.40 = 18,652,977.60/x
  3. Step 3: Cross multiply
    39,928,113.60x = 59,912,906.40 × 18,652,977.60
  4. Step 4: Simplify right side
    39,928,113.60x = 1,117,554,101,030,096.75
  5. Step 5: Solve for x
    x = 1,117,554,101,030,096.75/39,928,113.60
  6. Step 6: Final answer
    x = 27,989,153.51

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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.