Home / 72,833,887.93-100,509,592.23-39,793,427.41

Finding the Fourth Proportional to 72,833,887.93, 100,509,592.23 and 39,793,427.41

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Solution

The fourth proportional to 72,833,887.93, 100,509,592.23 and 39,793,427.41 is: 54,914,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,833,887.93 : 100,509,592.23 = 39,793,427.41 : x
  2. Step 2: Convert to fraction form
    72,833,887.93/100,509,592.23 = 39,793,427.41/x
  3. Step 3: Cross multiply
    72,833,887.93x = 100,509,592.23 × 39,793,427.41
  4. Step 4: Simplify right side
    72,833,887.93x = 3,999,621,162,413,205
  5. Step 5: Solve for x
    x = 3,999,621,162,413,205/72,833,887.93
  6. Step 6: Final answer
    x = 54,914,288.89

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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.