Home / 57,581,043.12-86,371,563.06-19,242,556.20

Finding the Fourth Proportional to 57,581,043.12, 86,371,563.06 and 19,242,556.20

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Solution

The fourth proportional to 57,581,043.12, 86,371,563.06 and 19,242,556.20 is: 28,863,833.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,581,043.12 : 86,371,563.06 = 19,242,556.20 : x
  2. Step 2: Convert to fraction form
    57,581,043.12/86,371,563.06 = 19,242,556.20/x
  3. Step 3: Cross multiply
    57,581,043.12x = 86,371,563.06 × 19,242,556.20
  4. Step 4: Simplify right side
    57,581,043.12x = 1,662,009,656,263,894
  5. Step 5: Solve for x
    x = 1,662,009,656,263,894/57,581,043.12
  6. Step 6: Final answer
    x = 28,863,833.76

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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.