Home / 45,455,125.42-68,182,688.22-16,688,814.58

Finding the Fourth Proportional to 45,455,125.42, 68,182,688.22 and 16,688,814.58

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Solution

The fourth proportional to 45,455,125.42, 68,182,688.22 and 16,688,814.58 is: 25,033,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,455,125.42 : 68,182,688.22 = 16,688,814.58 : x
  2. Step 2: Convert to fraction form
    45,455,125.42/68,182,688.22 = 16,688,814.58/x
  3. Step 3: Cross multiply
    45,455,125.42x = 68,182,688.22 × 16,688,814.58
  4. Step 4: Simplify right side
    45,455,125.42x = 1,137,888,241,269,530.25
  5. Step 5: Solve for x
    x = 1,137,888,241,269,530.25/45,455,125.42
  6. Step 6: Final answer
    x = 25,033,221.90

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1.5x scale

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.