Home / 12,156,545.80-18,234,818.70-11,596,673.80

Finding the Fourth Proportional to 12,156,545.80, 18,234,818.70 and 11,596,673.80

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Solution

The fourth proportional to 12,156,545.80, 18,234,818.70 and 11,596,673.80 is: 17,395,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,156,545.80 : 18,234,818.70 = 11,596,673.80 : x
  2. Step 2: Convert to fraction form
    12,156,545.80/18,234,818.70 = 11,596,673.80/x
  3. Step 3: Cross multiply
    12,156,545.80x = 18,234,818.70 × 11,596,673.80
  4. Step 4: Simplify right side
    12,156,545.80x = 211,463,244,266,040.06
  5. Step 5: Solve for x
    x = 211,463,244,266,040.06/12,156,545.80
  6. Step 6: Final answer
    x = 17,395,010.70

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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.