Home / 7,859,415.88-11,788,448.46-4,784,608.64

Finding the Fourth Proportional to 7,859,415.88, 11,788,448.46 and 4,784,608.64

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Solution

The fourth proportional to 7,859,415.88, 11,788,448.46 and 4,784,608.64 is: 7,176,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,415.88 : 11,788,448.46 = 4,784,608.64 : x
  2. Step 2: Convert to fraction form
    7,859,415.88/11,788,448.46 = 4,784,608.64/x
  3. Step 3: Cross multiply
    7,859,415.88x = 11,788,448.46 × 4,784,608.64
  4. Step 4: Simplify right side
    7,859,415.88x = 56,403,112,353,910.70
  5. Step 5: Solve for x
    x = 56,403,112,353,910.70/7,859,415.88
  6. Step 6: Final answer
    x = 7,176,501.82

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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.