Home / 12,643,051.50-17,447,410.54-6,841,833.44

Finding the Fourth Proportional to 12,643,051.50, 17,447,410.54 and 6,841,833.44

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Solution

The fourth proportional to 12,643,051.50, 17,447,410.54 and 6,841,833.44 is: 9,441,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,051.50 : 17,447,410.54 = 6,841,833.44 : x
  2. Step 2: Convert to fraction form
    12,643,051.50/17,447,410.54 = 6,841,833.44/x
  3. Step 3: Cross multiply
    12,643,051.50x = 17,447,410.54 × 6,841,833.44
  4. Step 4: Simplify right side
    12,643,051.50x = 119,372,276,873,980.45
  5. Step 5: Solve for x
    x = 119,372,276,873,980.45/12,643,051.50
  6. Step 6: Final answer
    x = 9,441,729.86

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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.