Home / 72,834,245.01-100,510,069.19-39,793,783.07

Finding the Fourth Proportional to 72,834,245.01, 100,510,069.19 and 39,793,783.07

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Solution

The fourth proportional to 72,834,245.01, 100,510,069.19 and 39,793,783.07 is: 54,914,771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,834,245.01 : 100,510,069.19 = 39,793,783.07 : x
  2. Step 2: Convert to fraction form
    72,834,245.01/100,510,069.19 = 39,793,783.07/x
  3. Step 3: Cross multiply
    72,834,245.01x = 100,510,069.19 × 39,793,783.07
  4. Step 4: Simplify right side
    72,834,245.01x = 3,999,675,889,749,857
  5. Step 5: Solve for x
    x = 3,999,675,889,749,857/72,834,245.01
  6. Step 6: Final answer
    x = 54,914,771.06

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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.