Home / 13,643,006.22-18,827,233.11-7,531,303.50

Finding the Fourth Proportional to 13,643,006.22, 18,827,233.11 and 7,531,303.50

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Solution

The fourth proportional to 13,643,006.22, 18,827,233.11 and 7,531,303.50 is: 10,393,135.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,643,006.22 : 18,827,233.11 = 7,531,303.50 : x
  2. Step 2: Convert to fraction form
    13,643,006.22/18,827,233.11 = 7,531,303.50/x
  3. Step 3: Cross multiply
    13,643,006.22x = 18,827,233.11 × 7,531,303.50
  4. Step 4: Simplify right side
    13,643,006.22x = 141,793,606,616,658.88
  5. Step 5: Solve for x
    x = 141,793,606,616,658.88/13,643,006.22
  6. Step 6: Final answer
    x = 10,393,135.09

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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.