Home / 21,851,575.54-30,155,180.38-12,062,026.10

Finding the Fourth Proportional to 21,851,575.54, 30,155,180.38 and 12,062,026.10

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Solution

The fourth proportional to 21,851,575.54, 30,155,180.38 and 12,062,026.10 is: 16,645,599.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,851,575.54 : 30,155,180.38 = 12,062,026.10 : x
  2. Step 2: Convert to fraction form
    21,851,575.54/30,155,180.38 = 12,062,026.10/x
  3. Step 3: Cross multiply
    21,851,575.54x = 30,155,180.38 × 12,062,026.10
  4. Step 4: Simplify right side
    21,851,575.54x = 363,732,572,839,000.81
  5. Step 5: Solve for x
    x = 363,732,572,839,000.81/21,851,575.54
  6. Step 6: Final answer
    x = 16,645,599.41

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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.