Home / 14,349,680.30-21,514,428.16-6,665,166.36

Finding the Fourth Proportional to 14,349,680.30, 21,514,428.16 and 6,665,166.36

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Solution

The fourth proportional to 14,349,680.30, 21,514,428.16 and 6,665,166.36 is: 9,993,061.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349,680.30 : 21,514,428.16 = 6,665,166.36 : x
  2. Step 2: Convert to fraction form
    14,349,680.30/21,514,428.16 = 6,665,166.36/x
  3. Step 3: Cross multiply
    14,349,680.30x = 21,514,428.16 × 6,665,166.36
  4. Step 4: Simplify right side
    14,349,680.30x = 143,397,242,810,005.78
  5. Step 5: Solve for x
    x = 143,397,242,810,005.78/14,349,680.30
  6. Step 6: Final answer
    x = 9,993,061.85

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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.