Home / 20,268,278.02-27,970,250.64-10,975,864.11

Finding the Fourth Proportional to 20,268,278.02, 27,970,250.64 and 10,975,864.11

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Solution

The fourth proportional to 20,268,278.02, 27,970,250.64 and 10,975,864.11 is: 15,146,707.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268,278.02 : 27,970,250.64 = 10,975,864.11 : x
  2. Step 2: Convert to fraction form
    20,268,278.02/27,970,250.64 = 10,975,864.11/x
  3. Step 3: Cross multiply
    20,268,278.02x = 27,970,250.64 × 10,975,864.11
  4. Step 4: Simplify right side
    20,268,278.02x = 306,997,670,147,280.50
  5. Step 5: Solve for x
    x = 306,997,670,147,280.50/20,268,278.02
  6. Step 6: Final answer
    x = 15,146,707.08

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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.