Home / 52,520,795.71-72,490,791.32-30,797,762.11

Finding the Fourth Proportional to 52,520,795.71, 72,490,791.32 and 30,797,762.11

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Solution

The fourth proportional to 52,520,795.71, 72,490,791.32 and 30,797,762.11 is: 42,508,003.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,520,795.71 : 72,490,791.32 = 30,797,762.11 : x
  2. Step 2: Convert to fraction form
    52,520,795.71/72,490,791.32 = 30,797,762.11/x
  3. Step 3: Cross multiply
    52,520,795.71x = 72,490,791.32 × 30,797,762.11
  4. Step 4: Simplify right side
    52,520,795.71x = 2,232,554,146,239,012.50
  5. Step 5: Solve for x
    x = 2,232,554,146,239,012.50/52,520,795.71
  6. Step 6: Final answer
    x = 42,508,003.09

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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.