Home / 19,985,509.37-29,285,348.13

Finding the Third Proportional to 19,985,509.37 and 29,285,348.13

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Solution

The third proportional to 19,985,509.37 and 29,285,348.13 is: 42,912,672.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,985,509.37 : 29,285,348.13 = 29,285,348.13 : x
  2. Step 2: Convert to fraction form
    19,985,509.37/29,285,348.13 = 29,285,348.13/x
  3. Step 3: Cross multiply
    19,985,509.37x = 29,285,348.13 × 29,285,348.13
  4. Step 4: Simplify right side
    19,985,509.37x = 857,631,615,259,995.38
  5. Step 5: Solve for x
    x = 857,631,615,259,995.38/19,985,509.37
  6. Step 6: Final answer
    x = 42,912,672.34

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.