Home / 13,159,156.59-19,739,005.43-4,061,259.54

Finding the Fourth Proportional to 13,159,156.59, 19,739,005.43 and 4,061,259.54

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Solution

The fourth proportional to 13,159,156.59, 19,739,005.43 and 4,061,259.54 is: 6,091,972.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,159,156.59 : 19,739,005.43 = 4,061,259.54 : x
  2. Step 2: Convert to fraction form
    13,159,156.59/19,739,005.43 = 4,061,259.54/x
  3. Step 3: Cross multiply
    13,159,156.59x = 19,739,005.43 × 4,061,259.54
  4. Step 4: Simplify right side
    13,159,156.59x = 80,165,224,092,393.02
  5. Step 5: Solve for x
    x = 80,165,224,092,393.02/13,159,156.59
  6. Step 6: Final answer
    x = 6,091,972.81

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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.