Home / 75,311,827.60-112,916,168.90-38,352,174.19

Finding the Fourth Proportional to 75,311,827.60, 112,916,168.90 and 38,352,174.19

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Solution

The fourth proportional to 75,311,827.60, 112,916,168.90 and 38,352,174.19 is: 57,501,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,311,827.60 : 112,916,168.90 = 38,352,174.19 : x
  2. Step 2: Convert to fraction form
    75,311,827.60/112,916,168.90 = 38,352,174.19/x
  3. Step 3: Cross multiply
    75,311,827.60x = 112,916,168.90 × 38,352,174.19
  4. Step 4: Simplify right side
    75,311,827.60x = 4,330,580,578,520,260.50
  5. Step 5: Solve for x
    x = 4,330,580,578,520,260.50/75,311,827.60
  6. Step 6: Final answer
    x = 57,501,998.25

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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.