Home / 20,183,710.04-27,851,723.40-11,242,135.76

Finding the Fourth Proportional to 20,183,710.04, 27,851,723.40 and 11,242,135.76

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Solution

The fourth proportional to 20,183,710.04, 27,851,723.40 and 11,242,135.76 is: 15,513,146.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183,710.04 : 27,851,723.40 = 11,242,135.76 : x
  2. Step 2: Convert to fraction form
    20,183,710.04/27,851,723.40 = 11,242,135.76/x
  3. Step 3: Cross multiply
    20,183,710.04x = 27,851,723.40 × 11,242,135.76
  4. Step 4: Simplify right side
    20,183,710.04x = 313,112,855,612,768.75
  5. Step 5: Solve for x
    x = 313,112,855,612,768.75/20,183,710.04
  6. Step 6: Final answer
    x = 15,513,146.74

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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.