Home / 36,905,811.20-55,358,716.80-11,346,779.60

Finding the Fourth Proportional to 36,905,811.20, 55,358,716.80 and 11,346,779.60

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Solution

The fourth proportional to 36,905,811.20, 55,358,716.80 and 11,346,779.60 is: 17,020,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,905,811.20 : 55,358,716.80 = 11,346,779.60 : x
  2. Step 2: Convert to fraction form
    36,905,811.20/55,358,716.80 = 11,346,779.60/x
  3. Step 3: Cross multiply
    36,905,811.20x = 55,358,716.80 × 11,346,779.60
  4. Step 4: Simplify right side
    36,905,811.20x = 628,143,158,468,417.25
  5. Step 5: Solve for x
    x = 628,143,158,468,417.25/36,905,811.20
  6. Step 6: Final answer
    x = 17,020,169.40

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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.