Home / 12,737,429.34-17,577,477.51-7,230,756.12

Finding the Fourth Proportional to 12,737,429.34, 17,577,477.51 and 7,230,756.12

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Solution

The fourth proportional to 12,737,429.34, 17,577,477.51 and 7,230,756.12 is: 9,978,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,737,429.34 : 17,577,477.51 = 7,230,756.12 : x
  2. Step 2: Convert to fraction form
    12,737,429.34/17,577,477.51 = 7,230,756.12/x
  3. Step 3: Cross multiply
    12,737,429.34x = 17,577,477.51 × 7,230,756.12
  4. Step 4: Simplify right side
    12,737,429.34x = 127,098,453,079,594.88
  5. Step 5: Solve for x
    x = 127,098,453,079,594.88/12,737,429.34
  6. Step 6: Final answer
    x = 9,978,344.11

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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.