Home / 19,638,986.63-42,677,357.20

Finding the Third Proportional to 19,638,986.63 and 42,677,357.20

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Solution

The third proportional to 19,638,986.63 and 42,677,357.20 is: 92,741,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,638,986.63 : 42,677,357.20 = 42,677,357.20 : x
  2. Step 2: Convert to fraction form
    19,638,986.63/42,677,357.20 = 42,677,357.20/x
  3. Step 3: Cross multiply
    19,638,986.63x = 42,677,357.20 × 42,677,357.20
  4. Step 4: Simplify right side
    19,638,986.63x = 1,821,356,817,843,125.25
  5. Step 5: Solve for x
    x = 1,821,356,817,843,125.25/19,638,986.63
  6. Step 6: Final answer
    x = 92,741,894.10

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.