Home / 7,239,721.71-10,859,573.03-1,848,373.05

Finding the Fourth Proportional to 7,239,721.71, 10,859,573.03 and 1,848,373.05

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Solution

The fourth proportional to 7,239,721.71, 10,859,573.03 and 1,848,373.05 is: 2,772,557.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239,721.71 : 10,859,573.03 = 1,848,373.05 : x
  2. Step 2: Convert to fraction form
    7,239,721.71/10,859,573.03 = 1,848,373.05/x
  3. Step 3: Cross multiply
    7,239,721.71x = 10,859,573.03 × 1,848,373.05
  4. Step 4: Simplify right side
    7,239,721.71x = 20,072,542,113,916.98
  5. Step 5: Solve for x
    x = 20,072,542,113,916.98/7,239,721.71
  6. Step 6: Final answer
    x = 2,772,557.14

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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.