Home / 7,789,240.32-11,684,966.40-2,398,338.72

Finding the Fourth Proportional to 7,789,240.32, 11,684,966.40 and 2,398,338.72

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Solution

The fourth proportional to 7,789,240.32, 11,684,966.40 and 2,398,338.72 is: 3,597,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789,240.32 : 11,684,966.40 = 2,398,338.72 : x
  2. Step 2: Convert to fraction form
    7,789,240.32/11,684,966.40 = 2,398,338.72/x
  3. Step 3: Cross multiply
    7,789,240.32x = 11,684,966.40 × 2,398,338.72
  4. Step 4: Simplify right side
    7,789,240.32x = 28,024,507,359,019.01
  5. Step 5: Solve for x
    x = 28,024,507,359,019.01/7,789,240.32
  6. Step 6: Final answer
    x = 3,597,848.60

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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.