Home / 12,688,175.01-19,016,658.26-5,004,106.77

Finding the Fourth Proportional to 12,688,175.01, 19,016,658.26 and 5,004,106.77

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Solution

The fourth proportional to 12,688,175.01, 19,016,658.26 and 5,004,106.77 is: 7,500,005.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,688,175.01 : 19,016,658.26 = 5,004,106.77 : x
  2. Step 2: Convert to fraction form
    12,688,175.01/19,016,658.26 = 5,004,106.77/x
  3. Step 3: Cross multiply
    12,688,175.01x = 19,016,658.26 × 5,004,106.77
  4. Step 4: Simplify right side
    12,688,175.01x = 95,161,388,341,642.42
  5. Step 5: Solve for x
    x = 95,161,388,341,642.42/12,688,175.01
  6. Step 6: Final answer
    x = 7,500,005.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.