Home / 19,587,207.60-29,380,811.40-5,210,247.60

Finding the Fourth Proportional to 19,587,207.60, 29,380,811.40 and 5,210,247.60

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Solution

The fourth proportional to 19,587,207.60, 29,380,811.40 and 5,210,247.60 is: 7,815,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587,207.60 : 29,380,811.40 = 5,210,247.60 : x
  2. Step 2: Convert to fraction form
    19,587,207.60/29,380,811.40 = 5,210,247.60/x
  3. Step 3: Cross multiply
    19,587,207.60x = 29,380,811.40 × 5,210,247.60
  4. Step 4: Simplify right side
    19,587,207.60x = 153,081,302,082,902.62
  5. Step 5: Solve for x
    x = 153,081,302,082,902.62/19,587,207.60
  6. Step 6: Final answer
    x = 7,815,371.40

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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.