Home / 25,846,041.60-38,769,062.40-21,063,072.60

Finding the Fourth Proportional to 25,846,041.60, 38,769,062.40 and 21,063,072.60

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Solution

The fourth proportional to 25,846,041.60, 38,769,062.40 and 21,063,072.60 is: 31,594,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,846,041.60 : 38,769,062.40 = 21,063,072.60 : x
  2. Step 2: Convert to fraction form
    25,846,041.60/38,769,062.40 = 21,063,072.60/x
  3. Step 3: Cross multiply
    25,846,041.60x = 38,769,062.40 × 21,063,072.60
  4. Step 4: Simplify right side
    25,846,041.60x = 816,595,575,965,130.25
  5. Step 5: Solve for x
    x = 816,595,575,965,130.25/25,846,041.60
  6. Step 6: Final answer
    x = 31,594,608.90

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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.