Home / 57,826,775.48-86,740,458.46-19,488,621.74

Finding the Fourth Proportional to 57,826,775.48, 86,740,458.46 and 19,488,621.74

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Solution

The fourth proportional to 57,826,775.48, 86,740,458.46 and 19,488,621.74 is: 29,233,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,826,775.48 : 86,740,458.46 = 19,488,621.74 : x
  2. Step 2: Convert to fraction form
    57,826,775.48/86,740,458.46 = 19,488,621.74/x
  3. Step 3: Cross multiply
    57,826,775.48x = 86,740,458.46 × 19,488,621.74
  4. Step 4: Simplify right side
    57,826,775.48x = 1,690,451,983,998,699
  5. Step 5: Solve for x
    x = 1,690,451,983,998,699/57,826,775.48
  6. Step 6: Final answer
    x = 29,233,032.11

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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.