Home / 14,642,969.65-21,948,968.17-5,415,012.46

Finding the Fourth Proportional to 14,642,969.65, 21,948,968.17 and 5,415,012.46

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Solution

The fourth proportional to 14,642,969.65, 21,948,968.17 and 5,415,012.46 is: 8,116,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,642,969.65 : 21,948,968.17 = 5,415,012.46 : x
  2. Step 2: Convert to fraction form
    14,642,969.65/21,948,968.17 = 5,415,012.46/x
  3. Step 3: Cross multiply
    14,642,969.65x = 21,948,968.17 × 5,415,012.46
  4. Step 4: Simplify right side
    14,642,969.65x = 118,853,936,004,966.19
  5. Step 5: Solve for x
    x = 118,853,936,004,966.19/14,642,969.65
  6. Step 6: Final answer
    x = 8,116,791.80

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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.