Home / 20,160,609.60-30,241,144.80-5,014,574.40

Finding the Fourth Proportional to 20,160,609.60, 30,241,144.80 and 5,014,574.40

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Solution

The fourth proportional to 20,160,609.60, 30,241,144.80 and 5,014,574.40 is: 7,521,918.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,609.60 : 30,241,144.80 = 5,014,574.40 : x
  2. Step 2: Convert to fraction form
    20,160,609.60/30,241,144.80 = 5,014,574.40/x
  3. Step 3: Cross multiply
    20,160,609.60x = 30,241,144.80 × 5,014,574.40
  4. Step 4: Simplify right side
    20,160,609.60x = 151,646,470,540,773.12
  5. Step 5: Solve for x
    x = 151,646,470,540,773.12/20,160,609.60
  6. Step 6: Final answer
    x = 7,521,918.91

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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.