Home / 18,588,533.23-27,893,713.02-7,805,004.85

Finding the Fourth Proportional to 18,588,533.23, 27,893,713.02 and 7,805,004.85

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Solution

The fourth proportional to 18,588,533.23, 27,893,713.02 and 7,805,004.85 is: 11,712,089.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,533.23 : 27,893,713.02 = 7,805,004.85 : x
  2. Step 2: Convert to fraction form
    18,588,533.23/27,893,713.02 = 7,805,004.85/x
  3. Step 3: Cross multiply
    18,588,533.23x = 27,893,713.02 × 7,805,004.85
  4. Step 4: Simplify right side
    18,588,533.23x = 217,710,565,405,608.12
  5. Step 5: Solve for x
    x = 217,710,565,405,608.12/18,588,533.23
  6. Step 6: Final answer
    x = 11,712,089.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.