Home / 7,803,019.72-11,703,346.96-2,123,686.60

Finding the Fourth Proportional to 7,803,019.72, 11,703,346.96 and 2,123,686.60

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Solution

The fourth proportional to 7,803,019.72, 11,703,346.96 and 2,123,686.60 is: 3,185,208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803,019.72 : 11,703,346.96 = 2,123,686.60 : x
  2. Step 2: Convert to fraction form
    7,803,019.72/11,703,346.96 = 2,123,686.60/x
  3. Step 3: Cross multiply
    7,803,019.72x = 11,703,346.96 × 2,123,686.60
  4. Step 4: Simplify right side
    7,803,019.72x = 24,854,241,114,102.74
  5. Step 5: Solve for x
    x = 24,854,241,114,102.74/7,803,019.72
  6. Step 6: Final answer
    x = 3,185,208.04

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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.