Home / 21,384,047.60-32,083,415.40-6,240,201.20

Finding the Fourth Proportional to 21,384,047.60, 32,083,415.40 and 6,240,201.20

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Solution

The fourth proportional to 21,384,047.60, 32,083,415.40 and 6,240,201.20 is: 9,362,444.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,047.60 : 32,083,415.40 = 6,240,201.20 : x
  2. Step 2: Convert to fraction form
    21,384,047.60/32,083,415.40 = 6,240,201.20/x
  3. Step 3: Cross multiply
    21,384,047.60x = 32,083,415.40 × 6,240,201.20
  4. Step 4: Simplify right side
    21,384,047.60x = 200,206,967,279,178.47
  5. Step 5: Solve for x
    x = 200,206,967,279,178.47/21,384,047.60
  6. Step 6: Final answer
    x = 9,362,444.89

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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.