Home / 9,166,384.24-12,644,347.20-5,722,646.56

Finding the Fourth Proportional to 9,166,384.24, 12,644,347.20 and 5,722,646.56

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Solution

The fourth proportional to 9,166,384.24, 12,644,347.20 and 5,722,646.56 is: 7,893,966.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166,384.24 : 12,644,347.20 = 5,722,646.56 : x
  2. Step 2: Convert to fraction form
    9,166,384.24/12,644,347.20 = 5,722,646.56/x
  3. Step 3: Cross multiply
    9,166,384.24x = 12,644,347.20 × 5,722,646.56
  4. Step 4: Simplify right side
    9,166,384.24x = 72,359,130,007,525.62
  5. Step 5: Solve for x
    x = 72,359,130,007,525.62/9,166,384.24
  6. Step 6: Final answer
    x = 7,893,966.49

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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.