Home / 25,518,358.63-35,215,390.61-14,505,175.81

Finding the Fourth Proportional to 25,518,358.63, 35,215,390.61 and 14,505,175.81

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Solution

The fourth proportional to 25,518,358.63, 35,215,390.61 and 14,505,175.81 is: 20,017,174.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518,358.63 : 35,215,390.61 = 14,505,175.81 : x
  2. Step 2: Convert to fraction form
    25,518,358.63/35,215,390.61 = 14,505,175.81/x
  3. Step 3: Cross multiply
    25,518,358.63x = 35,215,390.61 × 14,505,175.81
  4. Step 4: Simplify right side
    25,518,358.63x = 510,805,432,015,873.12
  5. Step 5: Solve for x
    x = 510,805,432,015,873.12/25,518,358.63
  6. Step 6: Final answer
    x = 20,017,174.28

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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.