Home / 13,798,078.40-20,697,117.60-13,574,129.60

Finding the Fourth Proportional to 13,798,078.40, 20,697,117.60 and 13,574,129.60

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Solution

The fourth proportional to 13,798,078.40, 20,697,117.60 and 13,574,129.60 is: 20,361,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798,078.40 : 20,697,117.60 = 13,574,129.60 : x
  2. Step 2: Convert to fraction form
    13,798,078.40/20,697,117.60 = 13,574,129.60/x
  3. Step 3: Cross multiply
    13,798,078.40x = 20,697,117.60 × 13,574,129.60
  4. Step 4: Simplify right side
    13,798,078.40x = 280,945,356,648,840.97
  5. Step 5: Solve for x
    x = 280,945,356,648,840.97/13,798,078.40
  6. Step 6: Final answer
    x = 20,361,194.40

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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.