Home / 44,486,415.60-66,729,623.40-18,928,258.80

Finding the Fourth Proportional to 44,486,415.60, 66,729,623.40 and 18,928,258.80

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Solution

The fourth proportional to 44,486,415.60, 66,729,623.40 and 18,928,258.80 is: 28,392,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,486,415.60 : 66,729,623.40 = 18,928,258.80 : x
  2. Step 2: Convert to fraction form
    44,486,415.60/66,729,623.40 = 18,928,258.80/x
  3. Step 3: Cross multiply
    44,486,415.60x = 66,729,623.40 × 18,928,258.80
  4. Step 4: Simplify right side
    44,486,415.60x = 1,263,075,581,341,736
  5. Step 5: Solve for x
    x = 1,263,075,581,341,736/44,486,415.60
  6. Step 6: Final answer
    x = 28,392,388.20

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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.