Home / 45,039,775.86-67,559,670.81-10,961,121.60

Finding the Fourth Proportional to 45,039,775.86, 67,559,670.81 and 10,961,121.60

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Solution

The fourth proportional to 45,039,775.86, 67,559,670.81 and 10,961,121.60 is: 16,441,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,039,775.86 : 67,559,670.81 = 10,961,121.60 : x
  2. Step 2: Convert to fraction form
    45,039,775.86/67,559,670.81 = 10,961,121.60/x
  3. Step 3: Cross multiply
    45,039,775.86x = 67,559,670.81 × 10,961,121.60
  4. Step 4: Simplify right side
    45,039,775.86x = 740,529,767,004,380.50
  5. Step 5: Solve for x
    x = 740,529,767,004,380.50/45,039,775.86
  6. Step 6: Final answer
    x = 16,441,684.11

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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.