Home / 15,181,430.30-22,772,145.45-13,717,015.10

Finding the Fourth Proportional to 15,181,430.30, 22,772,145.45 and 13,717,015.10

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Solution

The fourth proportional to 15,181,430.30, 22,772,145.45 and 13,717,015.10 is: 20,575,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181,430.30 : 22,772,145.45 = 13,717,015.10 : x
  2. Step 2: Convert to fraction form
    15,181,430.30/22,772,145.45 = 13,717,015.10/x
  3. Step 3: Cross multiply
    15,181,430.30x = 22,772,145.45 × 13,717,015.10
  4. Step 4: Simplify right side
    15,181,430.30x = 312,365,862,997,046.25
  5. Step 5: Solve for x
    x = 312,365,862,997,046.25/15,181,430.30
  6. Step 6: Final answer
    x = 20,575,522.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.