Home / 12,576,931.44-17,354,002.84-7,069,542.20

Finding the Fourth Proportional to 12,576,931.44, 17,354,002.84 and 7,069,542.20

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Solution

The fourth proportional to 12,576,931.44, 17,354,002.84 and 7,069,542.20 is: 9,754,752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576,931.44 : 17,354,002.84 = 7,069,542.20 : x
  2. Step 2: Convert to fraction form
    12,576,931.44/17,354,002.84 = 7,069,542.20/x
  3. Step 3: Cross multiply
    12,576,931.44x = 17,354,002.84 × 7,069,542.20
  4. Step 4: Simplify right side
    12,576,931.44x = 122,684,855,416,299.84
  5. Step 5: Solve for x
    x = 122,684,855,416,299.84/12,576,931.44
  6. Step 6: Final answer
    x = 9,754,752.66

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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.