Home / 21,930,873.02-30,263,454.04-12,005,853.01

Finding the Fourth Proportional to 21,930,873.02, 30,263,454.04 and 12,005,853.01

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Solution

The fourth proportional to 21,930,873.02, 30,263,454.04 and 12,005,853.01 is: 16,567,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,930,873.02 : 30,263,454.04 = 12,005,853.01 : x
  2. Step 2: Convert to fraction form
    21,930,873.02/30,263,454.04 = 12,005,853.01/x
  3. Step 3: Cross multiply
    21,930,873.02x = 30,263,454.04 × 12,005,853.01
  4. Step 4: Simplify right side
    21,930,873.02x = 363,338,580,695,968.38
  5. Step 5: Solve for x
    x = 363,338,580,695,968.38/21,930,873.02
  6. Step 6: Final answer
    x = 16,567,447.20

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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.