Home / 18,201,776.50-27,307,155.47-5,422,231.54

Finding the Fourth Proportional to 18,201,776.50, 27,307,155.47 and 5,422,231.54

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Solution

The fourth proportional to 18,201,776.50, 27,307,155.47 and 5,422,231.54 is: 8,134,685.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201,776.50 : 27,307,155.47 = 5,422,231.54 : x
  2. Step 2: Convert to fraction form
    18,201,776.50/27,307,155.47 = 5,422,231.54/x
  3. Step 3: Cross multiply
    18,201,776.50x = 27,307,155.47 × 5,422,231.54
  4. Step 4: Simplify right side
    18,201,776.50x = 148,065,719,657,117.53
  5. Step 5: Solve for x
    x = 148,065,719,657,117.53/18,201,776.50
  6. Step 6: Final answer
    x = 8,134,685.08

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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.