Home / 14,229,042.72-21,340,369.44-6,545,307.84

Finding the Fourth Proportional to 14,229,042.72, 21,340,369.44 and 6,545,307.84

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Solution

The fourth proportional to 14,229,042.72, 21,340,369.44 and 6,545,307.84 is: 9,816,492.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229,042.72 : 21,340,369.44 = 6,545,307.84 : x
  2. Step 2: Convert to fraction form
    14,229,042.72/21,340,369.44 = 6,545,307.84/x
  3. Step 3: Cross multiply
    14,229,042.72x = 21,340,369.44 × 6,545,307.84
  4. Step 4: Simplify right side
    14,229,042.72x = 139,679,287,404,128.42
  5. Step 5: Solve for x
    x = 139,679,287,404,128.42/14,229,042.72
  6. Step 6: Final answer
    x = 9,816,492.24

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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.