Home / 7,146,384.64-10,713,548-3,099,825.92

Finding the Fourth Proportional to 7,146,384.64, 10,713,548 and 3,099,825.92

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Solution

The fourth proportional to 7,146,384.64, 10,713,548 and 3,099,825.92 is: 4,647,123.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,384.64 : 10,713,548 = 3,099,825.92 : x
  2. Step 2: Convert to fraction form
    7,146,384.64/10,713,548 = 3,099,825.92/x
  3. Step 3: Cross multiply
    7,146,384.64x = 10,713,548 × 3,099,825.92
  4. Step 4: Simplify right side
    7,146,384.64x = 33,210,133,785,564.16
  5. Step 5: Solve for x
    x = 33,210,133,785,564.16/7,146,384.64
  6. Step 6: Final answer
    x = 4,647,123.75

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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.