Home / 27,658,280.96-38,167,427.18-15,268,108.26

Finding the Fourth Proportional to 27,658,280.96, 38,167,427.18 and 15,268,108.26

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Solution

The fourth proportional to 27,658,280.96, 38,167,427.18 and 15,268,108.26 is: 21,069,437.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,658,280.96 : 38,167,427.18 = 15,268,108.26 : x
  2. Step 2: Convert to fraction form
    27,658,280.96/38,167,427.18 = 15,268,108.26/x
  3. Step 3: Cross multiply
    27,658,280.96x = 38,167,427.18 × 15,268,108.26
  4. Step 4: Simplify right side
    27,658,280.96x = 582,744,410,189,906.50
  5. Step 5: Solve for x
    x = 582,744,410,189,906.50/27,658,280.96
  6. Step 6: Final answer
    x = 21,069,437.08

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Double scale
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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.