Home / 14,497,666.60-20,006,241.84-7,970,907.76

Finding the Fourth Proportional to 14,497,666.60, 20,006,241.84 and 7,970,907.76

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Solution

The fourth proportional to 14,497,666.60, 20,006,241.84 and 7,970,907.76 is: 10,999,556.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497,666.60 : 20,006,241.84 = 7,970,907.76 : x
  2. Step 2: Convert to fraction form
    14,497,666.60/20,006,241.84 = 7,970,907.76/x
  3. Step 3: Cross multiply
    14,497,666.60x = 20,006,241.84 × 7,970,907.76
  4. Step 4: Simplify right side
    14,497,666.60x = 159,467,908,330,892.69
  5. Step 5: Solve for x
    x = 159,467,908,330,892.69/14,497,666.60
  6. Step 6: Final answer
    x = 10,999,556.88

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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.