Home / 17,927,309.05-26,903,917.30-7,138,392.15

Finding the Fourth Proportional to 17,927,309.05, 26,903,917.30 and 7,138,392.15

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Solution

The fourth proportional to 17,927,309.05, 26,903,917.30 and 7,138,392.15 is: 10,712,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927,309.05 : 26,903,917.30 = 7,138,392.15 : x
  2. Step 2: Convert to fraction form
    17,927,309.05/26,903,917.30 = 7,138,392.15/x
  3. Step 3: Cross multiply
    17,927,309.05x = 26,903,917.30 × 7,138,392.15
  4. Step 4: Simplify right side
    17,927,309.05x = 192,050,711,906,203.62
  5. Step 5: Solve for x
    x = 192,050,711,906,203.62/17,927,309.05
  6. Step 6: Final answer
    x = 10,712,746.20

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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.