Home / 17,138,534.47-23,651,612.78-9,403,574.74

Finding the Fourth Proportional to 17,138,534.47, 23,651,612.78 and 9,403,574.74

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Solution

The fourth proportional to 17,138,534.47, 23,651,612.78 and 9,403,574.74 is: 12,977,171.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,138,534.47 : 23,651,612.78 = 9,403,574.74 : x
  2. Step 2: Convert to fraction form
    17,138,534.47/23,651,612.78 = 9,403,574.74/x
  3. Step 3: Cross multiply
    17,138,534.47x = 23,651,612.78 × 9,403,574.74
  4. Step 4: Simplify right side
    17,138,534.47x = 222,409,708,380,011.12
  5. Step 5: Solve for x
    x = 222,409,708,380,011.12/17,138,534.47
  6. Step 6: Final answer
    x = 12,977,171.93

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1.5x scale

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.