Home / 82,524,130.86-113,880,892.33-47,240,766.40

Finding the Fourth Proportional to 82,524,130.86, 113,880,892.33 and 47,240,766.40

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Solution

The fourth proportional to 82,524,130.86, 113,880,892.33 and 47,240,766.40 is: 65,190,879.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,524,130.86 : 113,880,892.33 = 47,240,766.40 : x
  2. Step 2: Convert to fraction form
    82,524,130.86/113,880,892.33 = 47,240,766.40/x
  3. Step 3: Cross multiply
    82,524,130.86x = 113,880,892.33 × 47,240,766.40
  4. Step 4: Simplify right side
    82,524,130.86x = 5,379,820,631,985,081
  5. Step 5: Solve for x
    x = 5,379,820,631,985,081/82,524,130.86
  6. Step 6: Final answer
    x = 65,190,879.03

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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.