Home / 13,376,623.72-20,059,801.02-5,695,398.64

Finding the Fourth Proportional to 13,376,623.72, 20,059,801.02 and 5,695,398.64

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Solution

The fourth proportional to 13,376,623.72, 20,059,801.02 and 5,695,398.64 is: 8,540,911.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,623.72 : 20,059,801.02 = 5,695,398.64 : x
  2. Step 2: Convert to fraction form
    13,376,623.72/20,059,801.02 = 5,695,398.64/x
  3. Step 3: Cross multiply
    13,376,623.72x = 20,059,801.02 × 5,695,398.64
  4. Step 4: Simplify right side
    13,376,623.72x = 114,248,563,447,978.61
  5. Step 5: Solve for x
    x = 114,248,563,447,978.61/13,376,623.72
  6. Step 6: Final answer
    x = 8,540,911.81

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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.