Home / 12,112,846.14-16,711,506.63-7,764,330.23

Finding the Fourth Proportional to 12,112,846.14, 16,711,506.63 and 7,764,330.23

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Solution

The fourth proportional to 12,112,846.14, 16,711,506.63 and 7,764,330.23 is: 10,712,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,112,846.14 : 16,711,506.63 = 7,764,330.23 : x
  2. Step 2: Convert to fraction form
    12,112,846.14/16,711,506.63 = 7,764,330.23/x
  3. Step 3: Cross multiply
    12,112,846.14x = 16,711,506.63 × 7,764,330.23
  4. Step 4: Simplify right side
    12,112,846.14x = 129,753,656,116,154.44
  5. Step 5: Solve for x
    x = 129,753,656,116,154.44/12,112,846.14
  6. Step 6: Final answer
    x = 10,712,070.03

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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.