Home / 7,276,999.80-10,913,968.80-3,679,384.80

Finding the Fourth Proportional to 7,276,999.80, 10,913,968.80 and 3,679,384.80

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Solution

The fourth proportional to 7,276,999.80, 10,913,968.80 and 3,679,384.80 is: 5,518,303.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276,999.80 : 10,913,968.80 = 3,679,384.80 : x
  2. Step 2: Convert to fraction form
    7,276,999.80/10,913,968.80 = 3,679,384.80/x
  3. Step 3: Cross multiply
    7,276,999.80x = 10,913,968.80 × 3,679,384.80
  4. Step 4: Simplify right side
    7,276,999.80x = 40,156,690,910,394.24
  5. Step 5: Solve for x
    x = 40,156,690,910,394.24/7,276,999.80
  6. Step 6: Final answer
    x = 5,518,303.15

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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.