Home / 20,484,505.04-28,268,287.02-11,191,875.44

Finding the Fourth Proportional to 20,484,505.04, 28,268,287.02 and 11,191,875.44

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Solution

The fourth proportional to 20,484,505.04, 28,268,287.02 and 11,191,875.44 is: 15,444,607.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,484,505.04 : 28,268,287.02 = 11,191,875.44 : x
  2. Step 2: Convert to fraction form
    20,484,505.04/28,268,287.02 = 11,191,875.44/x
  3. Step 3: Cross multiply
    20,484,505.04x = 28,268,287.02 × 11,191,875.44
  4. Step 4: Simplify right side
    20,484,505.04x = 316,375,147,230,008.75
  5. Step 5: Solve for x
    x = 316,375,147,230,008.75/20,484,505.04
  6. Step 6: Final answer
    x = 15,444,607.84

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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.