Home / 18,525,656.11-25,565,555.64-10,265,856.32

Finding the Fourth Proportional to 18,525,656.11, 25,565,555.64 and 10,265,856.32

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Solution

The fourth proportional to 18,525,656.11, 25,565,555.64 and 10,265,856.32 is: 14,166,964.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525,656.11 : 25,565,555.64 = 10,265,856.32 : x
  2. Step 2: Convert to fraction form
    18,525,656.11/25,565,555.64 = 10,265,856.32/x
  3. Step 3: Cross multiply
    18,525,656.11x = 25,565,555.64 × 10,265,856.32
  4. Step 4: Simplify right side
    18,525,656.11x = 262,452,320,985,871.03
  5. Step 5: Solve for x
    x = 262,452,320,985,871.03/18,525,656.11
  6. Step 6: Final answer
    x = 14,166,964.96

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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.