Home / 35,481,609.60-53,222,414.40-31,891,430.40

Finding the Fourth Proportional to 35,481,609.60, 53,222,414.40 and 31,891,430.40

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Solution

The fourth proportional to 35,481,609.60, 53,222,414.40 and 31,891,430.40 is: 47,837,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,481,609.60 : 53,222,414.40 = 31,891,430.40 : x
  2. Step 2: Convert to fraction form
    35,481,609.60/53,222,414.40 = 31,891,430.40/x
  3. Step 3: Cross multiply
    35,481,609.60x = 53,222,414.40 × 31,891,430.40
  4. Step 4: Simplify right side
    35,481,609.60x = 1,697,338,924,557,557.75
  5. Step 5: Solve for x
    x = 1,697,338,924,557,557.75/35,481,609.60
  6. Step 6: Final answer
    x = 47,837,145.60

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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.