Home / 6,509,705.49-9,757,722.90-2,190,256.22

Finding the Fourth Proportional to 6,509,705.49, 9,757,722.90 and 2,190,256.22

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Solution

The fourth proportional to 6,509,705.49, 9,757,722.90 and 2,190,256.22 is: 3,283,084.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,509,705.49 : 9,757,722.90 = 2,190,256.22 : x
  2. Step 2: Convert to fraction form
    6,509,705.49/9,757,722.90 = 2,190,256.22/x
  3. Step 3: Cross multiply
    6,509,705.49x = 9,757,722.90 × 2,190,256.22
  4. Step 4: Simplify right side
    6,509,705.49x = 21,371,913,225,972.82
  5. Step 5: Solve for x
    x = 21,371,913,225,972.82/6,509,705.49
  6. Step 6: Final answer
    x = 3,283,084.50

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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.