Home / 13,851,538.94-19,115,127.86-7,572,093.55

Finding the Fourth Proportional to 13,851,538.94, 19,115,127.86 and 7,572,093.55

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Solution

The fourth proportional to 13,851,538.94, 19,115,127.86 and 7,572,093.55 is: 10,449,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,538.94 : 19,115,127.86 = 7,572,093.55 : x
  2. Step 2: Convert to fraction form
    13,851,538.94/19,115,127.86 = 7,572,093.55/x
  3. Step 3: Cross multiply
    13,851,538.94x = 19,115,127.86 × 7,572,093.55
  4. Step 4: Simplify right side
    13,851,538.94x = 144,741,536,280,555.66
  5. Step 5: Solve for x
    x = 144,741,536,280,555.66/13,851,538.94
  6. Step 6: Final answer
    x = 10,449,491.35

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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.