Home / 7,617,272.94-10,514,762.28-5,170,977.36

Finding the Fourth Proportional to 7,617,272.94, 10,514,762.28 and 5,170,977.36

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Solution

The fourth proportional to 7,617,272.94, 10,514,762.28 and 5,170,977.36 is: 7,137,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617,272.94 : 10,514,762.28 = 5,170,977.36 : x
  2. Step 2: Convert to fraction form
    7,617,272.94/10,514,762.28 = 5,170,977.36/x
  3. Step 3: Cross multiply
    7,617,272.94x = 10,514,762.28 × 5,170,977.36
  4. Step 4: Simplify right side
    7,617,272.94x = 54,371,597,695,661.98
  5. Step 5: Solve for x
    x = 54,371,597,695,661.98/7,617,272.94
  6. Step 6: Final answer
    x = 7,137,934.81

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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.