Home / 39,292,365.60-58,938,548.40-20,160,489.60

Finding the Fourth Proportional to 39,292,365.60, 58,938,548.40 and 20,160,489.60

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Solution

The fourth proportional to 39,292,365.60, 58,938,548.40 and 20,160,489.60 is: 30,240,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,292,365.60 : 58,938,548.40 = 20,160,489.60 : x
  2. Step 2: Convert to fraction form
    39,292,365.60/58,938,548.40 = 20,160,489.60/x
  3. Step 3: Cross multiply
    39,292,365.60x = 58,938,548.40 × 20,160,489.60
  4. Step 4: Simplify right side
    39,292,365.60x = 1,188,229,992,057,296.75
  5. Step 5: Solve for x
    x = 1,188,229,992,057,296.75/39,292,365.60
  6. Step 6: Final answer
    x = 30,240,734.40

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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.