Home / 15,990,218.62-22,066,501.70-8,648,051.76

Finding the Fourth Proportional to 15,990,218.62, 22,066,501.70 and 8,648,051.76

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Solution

The fourth proportional to 15,990,218.62, 22,066,501.70 and 8,648,051.76 is: 11,934,311.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990,218.62 : 22,066,501.70 = 8,648,051.76 : x
  2. Step 2: Convert to fraction form
    15,990,218.62/22,066,501.70 = 8,648,051.76/x
  3. Step 3: Cross multiply
    15,990,218.62x = 22,066,501.70 × 8,648,051.76
  4. Step 4: Simplify right side
    15,990,218.62x = 190,832,248,863,727.97
  5. Step 5: Solve for x
    x = 190,832,248,863,727.97/15,990,218.62
  6. Step 6: Final answer
    x = 11,934,311.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.