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Finding the Third Proportional to 18,833,547.94 and 40,357,515.94

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Solution

The third proportional to 18,833,547.94 and 40,357,515.94 is: 86,480,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,833,547.94 : 40,357,515.94 = 40,357,515.94 : x
  2. Step 2: Convert to fraction form
    18,833,547.94/40,357,515.94 = 40,357,515.94/x
  3. Step 3: Cross multiply
    18,833,547.94x = 40,357,515.94 × 40,357,515.94
  4. Step 4: Simplify right side
    18,833,547.94x = 1,628,729,092,645,566.50
  5. Step 5: Solve for x
    x = 1,628,729,092,645,566.50/18,833,547.94
  6. Step 6: Final answer
    x = 86,480,205.33

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.