Home / 15,609,814.08-21,538,973.52-9,804,460.56

Finding the Fourth Proportional to 15,609,814.08, 21,538,973.52 and 9,804,460.56

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Solution

The fourth proportional to 15,609,814.08, 21,538,973.52 and 9,804,460.56 is: 13,528,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609,814.08 : 21,538,973.52 = 9,804,460.56 : x
  2. Step 2: Convert to fraction form
    15,609,814.08/21,538,973.52 = 9,804,460.56/x
  3. Step 3: Cross multiply
    15,609,814.08x = 21,538,973.52 × 9,804,460.56
  4. Step 4: Simplify right side
    15,609,814.08x = 211,178,016,379,724.38
  5. Step 5: Solve for x
    x = 211,178,016,379,724.38/15,609,814.08
  6. Step 6: Final answer
    x = 13,528,541.42

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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.