Home / 7,889,613.40-11,834,420.10-4,102,604.20

Finding the Fourth Proportional to 7,889,613.40, 11,834,420.10 and 4,102,604.20

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Solution

The fourth proportional to 7,889,613.40, 11,834,420.10 and 4,102,604.20 is: 6,153,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,613.40 : 11,834,420.10 = 4,102,604.20 : x
  2. Step 2: Convert to fraction form
    7,889,613.40/11,834,420.10 = 4,102,604.20/x
  3. Step 3: Cross multiply
    7,889,613.40x = 11,834,420.10 × 4,102,604.20
  4. Step 4: Simplify right side
    7,889,613.40x = 48,551,941,606,824.42
  5. Step 5: Solve for x
    x = 48,551,941,606,824.42/7,889,613.40
  6. Step 6: Final answer
    x = 6,153,906.30

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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.