Home / 45,406,109.84-68,050,021.08-18,448,250

Finding the Fourth Proportional to 45,406,109.84, 68,050,021.08 and 18,448,250

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Solution

The fourth proportional to 45,406,109.84, 68,050,021.08 and 18,448,250 is: 27,648,345.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,406,109.84 : 68,050,021.08 = 18,448,250 : x
  2. Step 2: Convert to fraction form
    45,406,109.84/68,050,021.08 = 18,448,250/x
  3. Step 3: Cross multiply
    45,406,109.84x = 68,050,021.08 × 18,448,250
  4. Step 4: Simplify right side
    45,406,109.84x = 1,255,403,801,389,110
  5. Step 5: Solve for x
    x = 1,255,403,801,389,110/45,406,109.84
  6. Step 6: Final answer
    x = 27,648,345.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.