Home / 20,301,904.90-30,452,857.35-10,062,808.30

Finding the Fourth Proportional to 20,301,904.90, 30,452,857.35 and 10,062,808.30

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Solution

The fourth proportional to 20,301,904.90, 30,452,857.35 and 10,062,808.30 is: 15,094,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,301,904.90 : 30,452,857.35 = 10,062,808.30 : x
  2. Step 2: Convert to fraction form
    20,301,904.90/30,452,857.35 = 10,062,808.30/x
  3. Step 3: Cross multiply
    20,301,904.90x = 30,452,857.35 × 10,062,808.30
  4. Step 4: Simplify right side
    20,301,904.90x = 306,441,265,700,296.06
  5. Step 5: Solve for x
    x = 306,441,265,700,296.06/20,301,904.90
  6. Step 6: Final answer
    x = 15,094,212.45

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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.