Home / 21,548,875.20-32,360,637.60-11,471,179.20

Finding the Fourth Proportional to 21,548,875.20, 32,360,637.60 and 11,471,179.20

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Solution

The fourth proportional to 21,548,875.20, 32,360,637.60 and 11,471,179.20 is: 17,226,638.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,875.20 : 32,360,637.60 = 11,471,179.20 : x
  2. Step 2: Convert to fraction form
    21,548,875.20/32,360,637.60 = 11,471,179.20/x
  3. Step 3: Cross multiply
    21,548,875.20x = 32,360,637.60 × 11,471,179.20
  4. Step 4: Simplify right side
    21,548,875.20x = 371,214,672,935,857.94
  5. Step 5: Solve for x
    x = 371,214,672,935,857.94/21,548,875.20
  6. Step 6: Final answer
    x = 17,226,638.03

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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.