Home / 17,171,018.88-23,686,139.52-10,721,293.44

Finding the Fourth Proportional to 17,171,018.88, 23,686,139.52 and 10,721,293.44

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Solution

The fourth proportional to 17,171,018.88, 23,686,139.52 and 10,721,293.44 is: 14,789,224.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,171,018.88 : 23,686,139.52 = 10,721,293.44 : x
  2. Step 2: Convert to fraction form
    17,171,018.88/23,686,139.52 = 10,721,293.44/x
  3. Step 3: Cross multiply
    17,171,018.88x = 23,686,139.52 × 10,721,293.44
  4. Step 4: Simplify right side
    17,171,018.88x = 253,946,052,254,700.72
  5. Step 5: Solve for x
    x = 253,946,052,254,700.72/17,171,018.88
  6. Step 6: Final answer
    x = 14,789,224.45

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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.