Home / 19,127,855.79-28,693,506.72-6,174,313.56

Finding the Fourth Proportional to 19,127,855.79, 28,693,506.72 and 6,174,313.56

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Solution

The fourth proportional to 19,127,855.79, 28,693,506.72 and 6,174,313.56 is: 9,262,026.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127,855.79 : 28,693,506.72 = 6,174,313.56 : x
  2. Step 2: Convert to fraction form
    19,127,855.79/28,693,506.72 = 6,174,313.56/x
  3. Step 3: Cross multiply
    19,127,855.79x = 28,693,506.72 × 6,174,313.56
  4. Step 4: Simplify right side
    19,127,855.79x = 177,162,707,625,247.09
  5. Step 5: Solve for x
    x = 177,162,707,625,247.09/19,127,855.79
  6. Step 6: Final answer
    x = 9,262,026.52

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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.