Home / 7,021,243.60-10,538,086.24-3,611,934.16

Finding the Fourth Proportional to 7,021,243.60, 10,538,086.24 and 3,611,934.16

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Solution

The fourth proportional to 7,021,243.60, 10,538,086.24 and 3,611,934.16 is: 5,421,101.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,243.60 : 10,538,086.24 = 3,611,934.16 : x
  2. Step 2: Convert to fraction form
    7,021,243.60/10,538,086.24 = 3,611,934.16/x
  3. Step 3: Cross multiply
    7,021,243.60x = 10,538,086.24 × 3,611,934.16
  4. Step 4: Simplify right side
    7,021,243.60x = 38,062,873,671,281.96
  5. Step 5: Solve for x
    x = 38,062,873,671,281.96/7,021,243.60
  6. Step 6: Final answer
    x = 5,421,101.42

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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.