Home / 61,173,065.34-84,420,657.13-37,665,163.91

Finding the Fourth Proportional to 61,173,065.34, 84,420,657.13 and 37,665,163.91

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Solution

The fourth proportional to 61,173,065.34, 84,420,657.13 and 37,665,163.91 is: 51,979,051.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,173,065.34 : 84,420,657.13 = 37,665,163.91 : x
  2. Step 2: Convert to fraction form
    61,173,065.34/84,420,657.13 = 37,665,163.91/x
  3. Step 3: Cross multiply
    61,173,065.34x = 84,420,657.13 × 37,665,163.91
  4. Step 4: Simplify right side
    61,173,065.34x = 3,179,717,887,675,094
  5. Step 5: Solve for x
    x = 3,179,717,887,675,094/61,173,065.34
  6. Step 6: Final answer
    x = 51,979,051.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.