Home / 18,468,140.64-25,485,589.18-10,095,138.24

Finding the Fourth Proportional to 18,468,140.64, 25,485,589.18 and 10,095,138.24

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Solution

The fourth proportional to 18,468,140.64, 25,485,589.18 and 10,095,138.24 is: 13,931,047.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,140.64 : 25,485,589.18 = 10,095,138.24 : x
  2. Step 2: Convert to fraction form
    18,468,140.64/25,485,589.18 = 10,095,138.24/x
  3. Step 3: Cross multiply
    18,468,140.64x = 25,485,589.18 × 10,095,138.24
  4. Step 4: Simplify right side
    18,468,140.64x = 257,280,545,899,948.25
  5. Step 5: Solve for x
    x = 257,280,545,899,948.25/18,468,140.64
  6. Step 6: Final answer
    x = 13,931,047.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.