Home / 38,153,795.58-52,651,729.08-20,749,766.22

Finding the Fourth Proportional to 38,153,795.58, 52,651,729.08 and 20,749,766.22

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Solution

The fourth proportional to 38,153,795.58, 52,651,729.08 and 20,749,766.22 is: 28,634,400.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,153,795.58 : 52,651,729.08 = 20,749,766.22 : x
  2. Step 2: Convert to fraction form
    38,153,795.58/52,651,729.08 = 20,749,766.22/x
  3. Step 3: Cross multiply
    38,153,795.58x = 52,651,729.08 × 20,749,766.22
  4. Step 4: Simplify right side
    38,153,795.58x = 1,092,511,069,488,775.62
  5. Step 5: Solve for x
    x = 1,092,511,069,488,775.62/38,153,795.58
  6. Step 6: Final answer
    x = 28,634,400.66

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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.