Home / 74,618,783.60-111,928,175.40-26,080,505.60

Finding the Fourth Proportional to 74,618,783.60, 111,928,175.40 and 26,080,505.60

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Solution

The fourth proportional to 74,618,783.60, 111,928,175.40 and 26,080,505.60 is: 39,120,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,618,783.60 : 111,928,175.40 = 26,080,505.60 : x
  2. Step 2: Convert to fraction form
    74,618,783.60/111,928,175.40 = 26,080,505.60/x
  3. Step 3: Cross multiply
    74,618,783.60x = 111,928,175.40 × 26,080,505.60
  4. Step 4: Simplify right side
    74,618,783.60x = 2,919,143,405,317,482.50
  5. Step 5: Solve for x
    x = 2,919,143,405,317,482.50/74,618,783.60
  6. Step 6: Final answer
    x = 39,120,758.40

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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.