Home / 11,855,501.82-16,360,528.26-6,628,508.98

Finding the Fourth Proportional to 11,855,501.82, 16,360,528.26 and 6,628,508.98

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Solution

The fourth proportional to 11,855,501.82, 16,360,528.26 and 6,628,508.98 is: 9,147,306.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,855,501.82 : 16,360,528.26 = 6,628,508.98 : x
  2. Step 2: Convert to fraction form
    11,855,501.82/16,360,528.26 = 6,628,508.98/x
  3. Step 3: Cross multiply
    11,855,501.82x = 16,360,528.26 × 6,628,508.98
  4. Step 4: Simplify right side
    11,855,501.82x = 108,445,908,488,953.78
  5. Step 5: Solve for x
    x = 108,445,908,488,953.78/11,855,501.82
  6. Step 6: Final answer
    x = 9,147,306.47

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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.