Home / 57,847,965.24-86,710,940.28-18,976,266.12

Finding the Fourth Proportional to 57,847,965.24, 86,710,940.28 and 18,976,266.12

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Solution

The fourth proportional to 57,847,965.24, 86,710,940.28 and 18,976,266.12 is: 28,444,386.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,847,965.24 : 86,710,940.28 = 18,976,266.12 : x
  2. Step 2: Convert to fraction form
    57,847,965.24/86,710,940.28 = 18,976,266.12/x
  3. Step 3: Cross multiply
    57,847,965.24x = 86,710,940.28 × 18,976,266.12
  4. Step 4: Simplify right side
    57,847,965.24x = 1,645,449,878,268,707.50
  5. Step 5: Solve for x
    x = 1,645,449,878,268,707.50/57,847,965.24
  6. Step 6: Final answer
    x = 28,444,386.44

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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.