Home / 12,360,275.92-18,545,728.28-5,975,329.40

Finding the Fourth Proportional to 12,360,275.92, 18,545,728.28 and 5,975,329.40

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Solution

The fourth proportional to 12,360,275.92, 18,545,728.28 and 5,975,329.40 is: 8,965,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360,275.92 : 18,545,728.28 = 5,975,329.40 : x
  2. Step 2: Convert to fraction form
    12,360,275.92/18,545,728.28 = 5,975,329.40/x
  3. Step 3: Cross multiply
    12,360,275.92x = 18,545,728.28 × 5,975,329.40
  4. Step 4: Simplify right side
    12,360,275.92x = 110,816,835,435,895.45
  5. Step 5: Solve for x
    x = 110,816,835,435,895.45/12,360,275.92
  6. Step 6: Final answer
    x = 8,965,563.24

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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.