Home / 15,190,628.63-21,707,048.25

Finding the Third Proportional to 15,190,628.63 and 21,707,048.25

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Solution

The third proportional to 15,190,628.63 and 21,707,048.25 is: 31,018,857.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,190,628.63 : 21,707,048.25 = 21,707,048.25 : x
  2. Step 2: Convert to fraction form
    15,190,628.63/21,707,048.25 = 21,707,048.25/x
  3. Step 3: Cross multiply
    15,190,628.63x = 21,707,048.25 × 21,707,048.25
  4. Step 4: Simplify right side
    15,190,628.63x = 471,195,943,727,828.06
  5. Step 5: Solve for x
    x = 471,195,943,727,828.06/15,190,628.63
  6. Step 6: Final answer
    x = 31,018,857.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.