Home / 7,278,365.80-10,913,612.10-3,018,964.60

Finding the Fourth Proportional to 7,278,365.80, 10,913,612.10 and 3,018,964.60

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Solution

The fourth proportional to 7,278,365.80, 10,913,612.10 and 3,018,964.60 is: 4,526,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,365.80 : 10,913,612.10 = 3,018,964.60 : x
  2. Step 2: Convert to fraction form
    7,278,365.80/10,913,612.10 = 3,018,964.60/x
  3. Step 3: Cross multiply
    7,278,365.80x = 10,913,612.10 × 3,018,964.60
  4. Step 4: Simplify right side
    7,278,365.80x = 32,947,808,588,031.66
  5. Step 5: Solve for x
    x = 32,947,808,588,031.66/7,278,365.80
  6. Step 6: Final answer
    x = 4,526,814.05

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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.