Home / 66,195,702.34-91,350,909.92-36,429,777.51

Finding the Fourth Proportional to 66,195,702.34, 91,350,909.92 and 36,429,777.51

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Solution

The fourth proportional to 66,195,702.34, 91,350,909.92 and 36,429,777.51 is: 50,273,555.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,195,702.34 : 91,350,909.92 = 36,429,777.51 : x
  2. Step 2: Convert to fraction form
    66,195,702.34/91,350,909.92 = 36,429,777.51/x
  3. Step 3: Cross multiply
    66,195,702.34x = 91,350,909.92 × 36,429,777.51
  4. Step 4: Simplify right side
    66,195,702.34x = 3,327,893,323,721,652
  5. Step 5: Solve for x
    x = 3,327,893,323,721,652/66,195,702.34
  6. Step 6: Final answer
    x = 50,273,555.62

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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.