Home / 67,665,683.80-93,378,729.18-36,725,854.60

Finding the Fourth Proportional to 67,665,683.80, 93,378,729.18 and 36,725,854.60

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Solution

The fourth proportional to 67,665,683.80, 93,378,729.18 and 36,725,854.60 is: 50,681,725.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,665,683.80 : 93,378,729.18 = 36,725,854.60 : x
  2. Step 2: Convert to fraction form
    67,665,683.80/93,378,729.18 = 36,725,854.60/x
  3. Step 3: Cross multiply
    67,665,683.80x = 93,378,729.18 × 36,725,854.60
  4. Step 4: Simplify right side
    67,665,683.80x = 3,429,413,630,597,457.50
  5. Step 5: Solve for x
    x = 3,429,413,630,597,457.50/67,665,683.80
  6. Step 6: Final answer
    x = 50,681,725.77

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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.