Home / 17,140,784.32-23,655,751.52-9,407,321.60

Finding the Fourth Proportional to 17,140,784.32, 23,655,751.52 and 9,407,321.60

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Solution

The fourth proportional to 17,140,784.32, 23,655,751.52 and 9,407,321.60 is: 12,982,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,140,784.32 : 23,655,751.52 = 9,407,321.60 : x
  2. Step 2: Convert to fraction form
    17,140,784.32/23,655,751.52 = 9,407,321.60/x
  3. Step 3: Cross multiply
    17,140,784.32x = 23,655,751.52 × 9,407,321.60
  4. Step 4: Simplify right side
    17,140,784.32x = 222,537,262,238,328.81
  5. Step 5: Solve for x
    x = 222,537,262,238,328.81/17,140,784.32
  6. Step 6: Final answer
    x = 12,982,910.12

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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.