Home / 73,639,053.52-110,458,521.94-19,786,365.52

Finding the Fourth Proportional to 73,639,053.52, 110,458,521.94 and 19,786,365.52

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Solution

The fourth proportional to 73,639,053.52, 110,458,521.94 and 19,786,365.52 is: 29,679,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,639,053.52 : 110,458,521.94 = 19,786,365.52 : x
  2. Step 2: Convert to fraction form
    73,639,053.52/110,458,521.94 = 19,786,365.52/x
  3. Step 3: Cross multiply
    73,639,053.52x = 110,458,521.94 × 19,786,365.52
  4. Step 4: Simplify right side
    73,639,053.52x = 2,185,572,689,903,779.50
  5. Step 5: Solve for x
    x = 2,185,572,689,903,779.50/73,639,053.52
  6. Step 6: Final answer
    x = 29,679,532.60

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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.