Home / 18,490,391.64-25,516,602.18-10,341,629.64

Finding the Fourth Proportional to 18,490,391.64, 25,516,602.18 and 10,341,629.64

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Solution

The fourth proportional to 18,490,391.64, 25,516,602.18 and 10,341,629.64 is: 14,271,371.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,490,391.64 : 25,516,602.18 = 10,341,629.64 : x
  2. Step 2: Convert to fraction form
    18,490,391.64/25,516,602.18 = 10,341,629.64/x
  3. Step 3: Cross multiply
    18,490,391.64x = 25,516,602.18 × 10,341,629.64
  4. Step 4: Simplify right side
    18,490,391.64x = 263,883,249,416,776.62
  5. Step 5: Solve for x
    x = 263,883,249,416,776.62/18,490,391.64
  6. Step 6: Final answer
    x = 14,271,371.56

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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.