Home / 9,178,192.30-12,665,911.87-5,048,537.63

Finding the Fourth Proportional to 9,178,192.30, 12,665,911.87 and 5,048,537.63

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Solution

The fourth proportional to 9,178,192.30, 12,665,911.87 and 5,048,537.63 is: 6,966,985.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,192.30 : 12,665,911.87 = 5,048,537.63 : x
  2. Step 2: Convert to fraction form
    9,178,192.30/12,665,911.87 = 5,048,537.63/x
  3. Step 3: Cross multiply
    9,178,192.30x = 12,665,911.87 × 5,048,537.63
  4. Step 4: Simplify right side
    9,178,192.30x = 63,944,332,713,002.11
  5. Step 5: Solve for x
    x = 63,944,332,713,002.11/9,178,192.30
  6. Step 6: Final answer
    x = 6,966,985.51

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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.