Home / 14,975,943.76-20,665,024.05-8,449,192.18

Finding the Fourth Proportional to 14,975,943.76, 20,665,024.05 and 8,449,192.18

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Solution

The fourth proportional to 14,975,943.76, 20,665,024.05 and 8,449,192.18 is: 11,658,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975,943.76 : 20,665,024.05 = 8,449,192.18 : x
  2. Step 2: Convert to fraction form
    14,975,943.76/20,665,024.05 = 8,449,192.18/x
  3. Step 3: Cross multiply
    14,975,943.76x = 20,665,024.05 × 8,449,192.18
  4. Step 4: Simplify right side
    14,975,943.76x = 174,602,759,602,771.94
  5. Step 5: Solve for x
    x = 174,602,759,602,771.94/14,975,943.76
  6. Step 6: Final answer
    x = 11,658,881.90

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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.