Home / 38,106,851.70-57,160,277.55-12,544,539.60

Finding the Fourth Proportional to 38,106,851.70, 57,160,277.55 and 12,544,539.60

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Solution

The fourth proportional to 38,106,851.70, 57,160,277.55 and 12,544,539.60 is: 18,816,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,106,851.70 : 57,160,277.55 = 12,544,539.60 : x
  2. Step 2: Convert to fraction form
    38,106,851.70/57,160,277.55 = 12,544,539.60/x
  3. Step 3: Cross multiply
    38,106,851.70x = 57,160,277.55 × 12,544,539.60
  4. Step 4: Simplify right side
    38,106,851.70x = 717,049,365,272,965.88
  5. Step 5: Solve for x
    x = 717,049,365,272,965.88/38,106,851.70
  6. Step 6: Final answer
    x = 18,816,809.40

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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.