Home / 20,355,038.01-28,090,169.46-11,062,608.03

Finding the Fourth Proportional to 20,355,038.01, 28,090,169.46 and 11,062,608.03

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Solution

The fourth proportional to 20,355,038.01, 28,090,169.46 and 11,062,608.03 is: 15,266,517.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,355,038.01 : 28,090,169.46 = 11,062,608.03 : x
  2. Step 2: Convert to fraction form
    20,355,038.01/28,090,169.46 = 11,062,608.03/x
  3. Step 3: Cross multiply
    20,355,038.01x = 28,090,169.46 × 11,062,608.03
  4. Step 4: Simplify right side
    20,355,038.01x = 310,750,534,232,256.75
  5. Step 5: Solve for x
    x = 310,750,534,232,256.75/20,355,038.01
  6. Step 6: Final answer
    x = 15,266,517.02

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1.5x scale

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.