Home / 67,608,644.80-93,302,041.92-38,239,402.72

Finding the Fourth Proportional to 67,608,644.80, 93,302,041.92 and 38,239,402.72

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Solution

The fourth proportional to 67,608,644.80, 93,302,041.92 and 38,239,402.72 is: 52,771,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,608,644.80 : 93,302,041.92 = 38,239,402.72 : x
  2. Step 2: Convert to fraction form
    67,608,644.80/93,302,041.92 = 38,239,402.72/x
  3. Step 3: Cross multiply
    67,608,644.80x = 93,302,041.92 × 38,239,402.72
  4. Step 4: Simplify right side
    67,608,644.80x = 3,567,814,355,577,202
  5. Step 5: Solve for x
    x = 3,567,814,355,577,202/67,608,644.80
  6. Step 6: Final answer
    x = 52,771,570.35

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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.