Home / 29,314,277.20-43,971,415.80-21,756,005.20

Finding the Fourth Proportional to 29,314,277.20, 43,971,415.80 and 21,756,005.20

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Solution

The fourth proportional to 29,314,277.20, 43,971,415.80 and 21,756,005.20 is: 32,634,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,314,277.20 : 43,971,415.80 = 21,756,005.20 : x
  2. Step 2: Convert to fraction form
    29,314,277.20/43,971,415.80 = 21,756,005.20/x
  3. Step 3: Cross multiply
    29,314,277.20x = 43,971,415.80 × 21,756,005.20
  4. Step 4: Simplify right side
    29,314,277.20x = 956,642,350,796,162
  5. Step 5: Solve for x
    x = 956,642,350,796,162/29,314,277.20
  6. Step 6: Final answer
    x = 32,634,007.80

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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.