Home / 7,909,768.98-10,916,294.76-4,812,512.22

Finding the Fourth Proportional to 7,909,768.98, 10,916,294.76 and 4,812,512.22

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Solution

The fourth proportional to 7,909,768.98, 10,916,294.76 and 4,812,512.22 is: 6,641,761.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909,768.98 : 10,916,294.76 = 4,812,512.22 : x
  2. Step 2: Convert to fraction form
    7,909,768.98/10,916,294.76 = 4,812,512.22/x
  3. Step 3: Cross multiply
    7,909,768.98x = 10,916,294.76 × 4,812,512.22
  4. Step 4: Simplify right side
    7,909,768.98x = 52,534,801,929,621.96
  5. Step 5: Solve for x
    x = 52,534,801,929,621.96/7,909,768.98
  6. Step 6: Final answer
    x = 6,641,761.86

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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.