Home / 7,163,981.40-10,745,972.10-2,372,410.20

Finding the Fourth Proportional to 7,163,981.40, 10,745,972.10 and 2,372,410.20

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Solution

The fourth proportional to 7,163,981.40, 10,745,972.10 and 2,372,410.20 is: 3,558,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163,981.40 : 10,745,972.10 = 2,372,410.20 : x
  2. Step 2: Convert to fraction form
    7,163,981.40/10,745,972.10 = 2,372,410.20/x
  3. Step 3: Cross multiply
    7,163,981.40x = 10,745,972.10 × 2,372,410.20
  4. Step 4: Simplify right side
    7,163,981.40x = 25,493,853,818,955.42
  5. Step 5: Solve for x
    x = 25,493,853,818,955.42/7,163,981.40
  6. Step 6: Final answer
    x = 3,558,615.30

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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.