Home / 15,470,135.02-21,347,536.53-8,944,185.04

Finding the Fourth Proportional to 15,470,135.02, 21,347,536.53 and 8,944,185.04

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Solution

The fourth proportional to 15,470,135.02, 21,347,536.53 and 8,944,185.04 is: 12,342,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470,135.02 : 21,347,536.53 = 8,944,185.04 : x
  2. Step 2: Convert to fraction form
    15,470,135.02/21,347,536.53 = 8,944,185.04/x
  3. Step 3: Cross multiply
    15,470,135.02x = 21,347,536.53 × 8,944,185.04
  4. Step 4: Simplify right side
    15,470,135.02x = 190,936,316,872,479.50
  5. Step 5: Solve for x
    x = 190,936,316,872,479.50/15,470,135.02
  6. Step 6: Final answer
    x = 12,342,252.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.