Home / 17,915,521.76-26,888,811.60-9,401,873.12

Finding the Fourth Proportional to 17,915,521.76, 26,888,811.60 and 9,401,873.12

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Solution

The fourth proportional to 17,915,521.76, 26,888,811.60 and 9,401,873.12 is: 14,110,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915,521.76 : 26,888,811.60 = 9,401,873.12 : x
  2. Step 2: Convert to fraction form
    17,915,521.76/26,888,811.60 = 9,401,873.12/x
  3. Step 3: Cross multiply
    17,915,521.76x = 26,888,811.60 × 9,401,873.12
  4. Step 4: Simplify right side
    17,915,521.76x = 252,805,195,010,784.19
  5. Step 5: Solve for x
    x = 252,805,195,010,784.19/17,915,521.76
  6. Step 6: Final answer
    x = 14,110,959.11

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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.