Home / 34,778,833.90-52,147,514.85-21,325,317.10

Finding the Fourth Proportional to 34,778,833.90, 52,147,514.85 and 21,325,317.10

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Solution

The fourth proportional to 34,778,833.90, 52,147,514.85 and 21,325,317.10 is: 31,975,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,778,833.90 : 52,147,514.85 = 21,325,317.10 : x
  2. Step 2: Convert to fraction form
    34,778,833.90/52,147,514.85 = 21,325,317.10/x
  3. Step 3: Cross multiply
    34,778,833.90x = 52,147,514.85 × 21,325,317.10
  4. Step 4: Simplify right side
    34,778,833.90x = 1,112,062,290,153,209
  5. Step 5: Solve for x
    x = 1,112,062,290,153,209/34,778,833.90
  6. Step 6: Final answer
    x = 31,975,260.97

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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.