Home / 15,719,795.10-21,693,095.01-8,844,260.76

Finding the Fourth Proportional to 15,719,795.10, 21,693,095.01 and 8,844,260.76

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Solution

The fourth proportional to 15,719,795.10, 21,693,095.01 and 8,844,260.76 is: 12,204,954.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,795.10 : 21,693,095.01 = 8,844,260.76 : x
  2. Step 2: Convert to fraction form
    15,719,795.10/21,693,095.01 = 8,844,260.76/x
  3. Step 3: Cross multiply
    15,719,795.10x = 21,693,095.01 × 8,844,260.76
  4. Step 4: Simplify right side
    15,719,795.10x = 191,859,388,959,894.81
  5. Step 5: Solve for x
    x = 191,859,388,959,894.81/15,719,795.10
  6. Step 6: Final answer
    x = 12,204,954.82

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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.