Home / 18,326,907.73-25,291,191.77-10,178,145.73

Finding the Fourth Proportional to 18,326,907.73, 25,291,191.77 and 10,178,145.73

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Solution

The fourth proportional to 18,326,907.73, 25,291,191.77 and 10,178,145.73 is: 14,045,873.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326,907.73 : 25,291,191.77 = 10,178,145.73 : x
  2. Step 2: Convert to fraction form
    18,326,907.73/25,291,191.77 = 10,178,145.73/x
  3. Step 3: Cross multiply
    18,326,907.73x = 25,291,191.77 × 10,178,145.73
  4. Step 4: Simplify right side
    18,326,907.73x = 257,417,435,520,436.66
  5. Step 5: Solve for x
    x = 257,417,435,520,436.66/18,326,907.73
  6. Step 6: Final answer
    x = 14,045,873.93

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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.