Home / 57,057,992.90-78,740,181.94-30,952,510.73

Finding the Fourth Proportional to 57,057,992.90, 78,740,181.94 and 30,952,510.73

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Solution

The fourth proportional to 57,057,992.90, 78,740,181.94 and 30,952,510.73 is: 42,714,547.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,057,992.90 : 78,740,181.94 = 30,952,510.73 : x
  2. Step 2: Convert to fraction form
    57,057,992.90/78,740,181.94 = 30,952,510.73/x
  3. Step 3: Cross multiply
    57,057,992.90x = 78,740,181.94 × 30,952,510.73
  4. Step 4: Simplify right side
    57,057,992.90x = 2,437,206,326,786,150.50
  5. Step 5: Solve for x
    x = 2,437,206,326,786,150.50/57,057,992.90
  6. Step 6: Final answer
    x = 42,714,547.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.