Home / 9,245,929.60-12,759,415.68-5,171,288.32

Finding the Fourth Proportional to 9,245,929.60, 12,759,415.68 and 5,171,288.32

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Solution

The fourth proportional to 9,245,929.60, 12,759,415.68 and 5,171,288.32 is: 7,136,396.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245,929.60 : 12,759,415.68 = 5,171,288.32 : x
  2. Step 2: Convert to fraction form
    9,245,929.60/12,759,415.68 = 5,171,288.32/x
  3. Step 3: Cross multiply
    9,245,929.60x = 12,759,415.68 × 5,171,288.32
  4. Step 4: Simplify right side
    9,245,929.60x = 65,982,617,276,008.86
  5. Step 5: Solve for x
    x = 65,982,617,276,008.86/9,245,929.60
  6. Step 6: Final answer
    x = 7,136,396.24

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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.