Home / 7,139,477.84-10,709,220.60-4,481,952.08

Finding the Fourth Proportional to 7,139,477.84, 10,709,220.60 and 4,481,952.08

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Solution

The fourth proportional to 7,139,477.84, 10,709,220.60 and 4,481,952.08 is: 6,722,930.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,139,477.84 : 10,709,220.60 = 4,481,952.08 : x
  2. Step 2: Convert to fraction form
    7,139,477.84/10,709,220.60 = 4,481,952.08/x
  3. Step 3: Cross multiply
    7,139,477.84x = 10,709,220.60 × 4,481,952.08
  4. Step 4: Simplify right side
    7,139,477.84x = 47,998,213,543,348.84
  5. Step 5: Solve for x
    x = 47,998,213,543,348.84/7,139,477.84
  6. Step 6: Final answer
    x = 6,722,930.53

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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.