Home / 22,276,333-30,683,838.18-15,738,613.48

Finding the Fourth Proportional to 22,276,333, 30,683,838.18 and 15,738,613.48

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Solution

The fourth proportional to 22,276,333, 30,683,838.18 and 15,738,613.48 is: 21,678,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,276,333 : 30,683,838.18 = 15,738,613.48 : x
  2. Step 2: Convert to fraction form
    22,276,333/30,683,838.18 = 15,738,613.48/x
  3. Step 3: Cross multiply
    22,276,333x = 30,683,838.18 × 15,738,613.48
  4. Step 4: Simplify right side
    22,276,333x = 482,921,069,197,886.69
  5. Step 5: Solve for x
    x = 482,921,069,197,886.69/22,276,333
  6. Step 6: Final answer
    x = 21,678,660.90

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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.