Home / 11,921,376.47-17,884,731.48-4,348,342.22

Finding the Fourth Proportional to 11,921,376.47, 17,884,731.48 and 4,348,342.22

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Solution

The fourth proportional to 11,921,376.47, 17,884,731.48 and 4,348,342.22 is: 6,523,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,921,376.47 : 17,884,731.48 = 4,348,342.22 : x
  2. Step 2: Convert to fraction form
    11,921,376.47/17,884,731.48 = 4,348,342.22/x
  3. Step 3: Cross multiply
    11,921,376.47x = 17,884,731.48 × 4,348,342.22
  4. Step 4: Simplify right side
    11,921,376.47x = 77,768,932,898,423.42
  5. Step 5: Solve for x
    x = 77,768,932,898,423.42/11,921,376.47
  6. Step 6: Final answer
    x = 6,523,486.04

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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.