Home / 14,489,765.60-21,734,648.40-7,771,301.60

Finding the Fourth Proportional to 14,489,765.60, 21,734,648.40 and 7,771,301.60

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Solution

The fourth proportional to 14,489,765.60, 21,734,648.40 and 7,771,301.60 is: 11,656,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,765.60 : 21,734,648.40 = 7,771,301.60 : x
  2. Step 2: Convert to fraction form
    14,489,765.60/21,734,648.40 = 7,771,301.60/x
  3. Step 3: Cross multiply
    14,489,765.60x = 21,734,648.40 × 7,771,301.60
  4. Step 4: Simplify right side
    14,489,765.60x = 168,906,507,886,357.41
  5. Step 5: Solve for x
    x = 168,906,507,886,357.41/14,489,765.60
  6. Step 6: Final answer
    x = 11,656,952.40

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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.