Home / 20,626,773.82-30,940,166.46-7,671,231.74

Finding the Fourth Proportional to 20,626,773.82, 30,940,166.46 and 7,671,231.74

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Solution

The fourth proportional to 20,626,773.82, 30,940,166.46 and 7,671,231.74 is: 11,506,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,626,773.82 : 30,940,166.46 = 7,671,231.74 : x
  2. Step 2: Convert to fraction form
    20,626,773.82/30,940,166.46 = 7,671,231.74/x
  3. Step 3: Cross multiply
    20,626,773.82x = 30,940,166.46 × 7,671,231.74
  4. Step 4: Simplify right side
    20,626,773.82x = 237,349,186,988,835.47
  5. Step 5: Solve for x
    x = 237,349,186,988,835.47/20,626,773.82
  6. Step 6: Final answer
    x = 11,506,849.74

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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.