Home / 21,341,987.63-45,920,880.38

Finding the Third Proportional to 21,341,987.63 and 45,920,880.38

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Solution

The third proportional to 21,341,987.63 and 45,920,880.38 is: 98,806,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,341,987.63 : 45,920,880.38 = 45,920,880.38 : x
  2. Step 2: Convert to fraction form
    21,341,987.63/45,920,880.38 = 45,920,880.38/x
  3. Step 3: Cross multiply
    21,341,987.63x = 45,920,880.38 × 45,920,880.38
  4. Step 4: Simplify right side
    21,341,987.63x = 2,108,727,254,415,060.25
  5. Step 5: Solve for x
    x = 2,108,727,254,415,060.25/21,341,987.63
  6. Step 6: Final answer
    x = 98,806,507.22

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.