Home / 7,241,405.70-10,862,108.55-4,721,981.70

Finding the Fourth Proportional to 7,241,405.70, 10,862,108.55 and 4,721,981.70

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Solution

The fourth proportional to 7,241,405.70, 10,862,108.55 and 4,721,981.70 is: 7,082,972.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,405.70 : 10,862,108.55 = 4,721,981.70 : x
  2. Step 2: Convert to fraction form
    7,241,405.70/10,862,108.55 = 4,721,981.70/x
  3. Step 3: Cross multiply
    7,241,405.70x = 10,862,108.55 × 4,721,981.70
  4. Step 4: Simplify right side
    7,241,405.70x = 51,290,677,796,513.54
  5. Step 5: Solve for x
    x = 51,290,677,796,513.54/7,241,405.70
  6. Step 6: Final answer
    x = 7,082,972.55

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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.