Home / 14,528,978.66-20,049,988.61-8,002,608.09

Finding the Fourth Proportional to 14,528,978.66, 20,049,988.61 and 8,002,608.09

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Solution

The fourth proportional to 14,528,978.66, 20,049,988.61 and 8,002,608.09 is: 11,043,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528,978.66 : 20,049,988.61 = 8,002,608.09 : x
  2. Step 2: Convert to fraction form
    14,528,978.66/20,049,988.61 = 8,002,608.09/x
  3. Step 3: Cross multiply
    14,528,978.66x = 20,049,988.61 × 8,002,608.09
  4. Step 4: Simplify right side
    14,528,978.66x = 160,452,201,014,780.81
  5. Step 5: Solve for x
    x = 160,452,201,014,780.81/14,528,978.66
  6. Step 6: Final answer
    x = 11,043,598.10

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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.