Home / 12,066,048.93-16,656,515.08-7,172,855.13

Finding the Fourth Proportional to 12,066,048.93, 16,656,515.08 and 7,172,855.13

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Solution

The fourth proportional to 12,066,048.93, 16,656,515.08 and 7,172,855.13 is: 9,901,730.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066,048.93 : 16,656,515.08 = 7,172,855.13 : x
  2. Step 2: Convert to fraction form
    12,066,048.93/16,656,515.08 = 7,172,855.13/x
  3. Step 3: Cross multiply
    12,066,048.93x = 16,656,515.08 × 7,172,855.13
  4. Step 4: Simplify right side
    12,066,048.93x = 119,474,769,639,500.36
  5. Step 5: Solve for x
    x = 119,474,769,639,500.36/12,066,048.93
  6. Step 6: Final answer
    x = 9,901,730.91

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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.