Home / 5,265,456.40-7,898,184.60-2,990,101.60

Finding the Fourth Proportional to 5,265,456.40, 7,898,184.60 and 2,990,101.60

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Solution

The fourth proportional to 5,265,456.40, 7,898,184.60 and 2,990,101.60 is: 4,485,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,456.40 : 7,898,184.60 = 2,990,101.60 : x
  2. Step 2: Convert to fraction form
    5,265,456.40/7,898,184.60 = 2,990,101.60/x
  3. Step 3: Cross multiply
    5,265,456.40x = 7,898,184.60 × 2,990,101.60
  4. Step 4: Simplify right side
    5,265,456.40x = 23,616,374,409,555.36
  5. Step 5: Solve for x
    x = 23,616,374,409,555.36/5,265,456.40
  6. Step 6: Final answer
    x = 4,485,152.40

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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.