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Finding the Third Proportional to 15,090,321.38 and 32,687,588.81

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Solution

The third proportional to 15,090,321.38 and 32,687,588.81 is: 70,805,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,090,321.38 : 32,687,588.81 = 32,687,588.81 : x
  2. Step 2: Convert to fraction form
    15,090,321.38/32,687,588.81 = 32,687,588.81/x
  3. Step 3: Cross multiply
    15,090,321.38x = 32,687,588.81 × 32,687,588.81
  4. Step 4: Simplify right side
    15,090,321.38x = 1,068,478,462,375,075.12
  5. Step 5: Solve for x
    x = 1,068,478,462,375,075.12/15,090,321.38
  6. Step 6: Final answer
    x = 70,805,547.20

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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.