Home / 75,311,827.36-112,916,168.53-38,352,173.94

Finding the Fourth Proportional to 75,311,827.36, 112,916,168.53 and 38,352,173.94

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Solution

The fourth proportional to 75,311,827.36, 112,916,168.53 and 38,352,173.94 is: 57,501,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,311,827.36 : 112,916,168.53 = 38,352,173.94 : x
  2. Step 2: Convert to fraction form
    75,311,827.36/112,916,168.53 = 38,352,173.94/x
  3. Step 3: Cross multiply
    75,311,827.36x = 112,916,168.53 × 38,352,173.94
  4. Step 4: Simplify right side
    75,311,827.36x = 4,330,580,536,005,033.50
  5. Step 5: Solve for x
    x = 4,330,580,536,005,033.50/75,311,827.36
  6. Step 6: Final answer
    x = 57,501,997.87

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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.