Home / 10,095,983.40-15,143,975.10-8,979,957.30

Finding the Fourth Proportional to 10,095,983.40, 15,143,975.10 and 8,979,957.30

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Solution

The fourth proportional to 10,095,983.40, 15,143,975.10 and 8,979,957.30 is: 13,469,935.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095,983.40 : 15,143,975.10 = 8,979,957.30 : x
  2. Step 2: Convert to fraction form
    10,095,983.40/15,143,975.10 = 8,979,957.30/x
  3. Step 3: Cross multiply
    10,095,983.40x = 15,143,975.10 × 8,979,957.30
  4. Step 4: Simplify right side
    10,095,983.40x = 135,992,249,750,263.23
  5. Step 5: Solve for x
    x = 135,992,249,750,263.23/10,095,983.40
  6. Step 6: Final answer
    x = 13,469,935.95

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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.