Home / 12,642,274.56-17,446,385.12-6,841,056.32

Finding the Fourth Proportional to 12,642,274.56, 17,446,385.12 and 6,841,056.32

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Solution

The fourth proportional to 12,642,274.56, 17,446,385.12 and 6,841,056.32 is: 9,440,682.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,274.56 : 17,446,385.12 = 6,841,056.32 : x
  2. Step 2: Convert to fraction form
    12,642,274.56/17,446,385.12 = 6,841,056.32/x
  3. Step 3: Cross multiply
    12,642,274.56x = 17,446,385.12 × 6,841,056.32
  4. Step 4: Simplify right side
    12,642,274.56x = 119,351,703,186,329.97
  5. Step 5: Solve for x
    x = 119,351,703,186,329.97/12,642,274.56
  6. Step 6: Final answer
    x = 9,440,682.74

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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.