Home / 8,672,543.16-11,967,953.88-4,804,986.78

Finding the Fourth Proportional to 8,672,543.16, 11,967,953.88 and 4,804,986.78

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Solution

The fourth proportional to 8,672,543.16, 11,967,953.88 and 4,804,986.78 is: 6,630,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672,543.16 : 11,967,953.88 = 4,804,986.78 : x
  2. Step 2: Convert to fraction form
    8,672,543.16/11,967,953.88 = 4,804,986.78/x
  3. Step 3: Cross multiply
    8,672,543.16x = 11,967,953.88 × 4,804,986.78
  4. Step 4: Simplify right side
    8,672,543.16x = 57,505,860,177,049.71
  5. Step 5: Solve for x
    x = 57,505,860,177,049.71/8,672,543.16
  6. Step 6: Final answer
    x = 6,630,795.50

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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.