Home / 10,390,809.80-15,586,214.70-3,201,703.40

Finding the Fourth Proportional to 10,390,809.80, 15,586,214.70 and 3,201,703.40

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Solution

The fourth proportional to 10,390,809.80, 15,586,214.70 and 3,201,703.40 is: 4,802,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,390,809.80 : 15,586,214.70 = 3,201,703.40 : x
  2. Step 2: Convert to fraction form
    10,390,809.80/15,586,214.70 = 3,201,703.40/x
  3. Step 3: Cross multiply
    10,390,809.80x = 15,586,214.70 × 3,201,703.40
  4. Step 4: Simplify right side
    10,390,809.80x = 49,902,436,598,119.98
  5. Step 5: Solve for x
    x = 49,902,436,598,119.98/10,390,809.80
  6. Step 6: Final answer
    x = 4,802,555.10

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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.