Home / 8,101,032.12-12,154,903.20-3,549,729.60

Finding the Fourth Proportional to 8,101,032.12, 12,154,903.20 and 3,549,729.60

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Solution

The fourth proportional to 8,101,032.12, 12,154,903.20 and 3,549,729.60 is: 5,326,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101,032.12 : 12,154,903.20 = 3,549,729.60 : x
  2. Step 2: Convert to fraction form
    8,101,032.12/12,154,903.20 = 3,549,729.60/x
  3. Step 3: Cross multiply
    8,101,032.12x = 12,154,903.20 × 3,549,729.60
  4. Step 4: Simplify right side
    8,101,032.12x = 43,146,619,674,174.72
  5. Step 5: Solve for x
    x = 43,146,619,674,174.72/8,101,032.12
  6. Step 6: Final answer
    x = 5,326,064.51

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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.