Home / 7,112,722.05-10,669,083.54-1,721,373.39

Finding the Fourth Proportional to 7,112,722.05, 10,669,083.54 and 1,721,373.39

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Solution

The fourth proportional to 7,112,722.05, 10,669,083.54 and 1,721,373.39 is: 2,582,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,722.05 : 10,669,083.54 = 1,721,373.39 : x
  2. Step 2: Convert to fraction form
    7,112,722.05/10,669,083.54 = 1,721,373.39/x
  3. Step 3: Cross multiply
    7,112,722.05x = 10,669,083.54 × 1,721,373.39
  4. Step 4: Simplify right side
    7,112,722.05x = 18,365,476,501,443.00
  5. Step 5: Solve for x
    x = 18,365,476,501,443.00/7,112,722.05
  6. Step 6: Final answer
    x = 2,582,060.20

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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.