Home / 40,096,875.96-55,333,743.30-21,762,161.46

Finding the Fourth Proportional to 40,096,875.96, 55,333,743.30 and 21,762,161.46

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Solution

The fourth proportional to 40,096,875.96, 55,333,743.30 and 21,762,161.46 is: 30,031,812.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,096,875.96 : 55,333,743.30 = 21,762,161.46 : x
  2. Step 2: Convert to fraction form
    40,096,875.96/55,333,743.30 = 21,762,161.46/x
  3. Step 3: Cross multiply
    40,096,875.96x = 55,333,743.30 × 21,762,161.46
  4. Step 4: Simplify right side
    40,096,875.96x = 1,204,181,855,880,793.25
  5. Step 5: Solve for x
    x = 1,204,181,855,880,793.25/40,096,875.96
  6. Step 6: Final answer
    x = 30,031,812.38

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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.