Home / 27,486,842.79-37,914,412.32-16,885,593.57

Finding the Fourth Proportional to 27,486,842.79, 37,914,412.32 and 16,885,593.57

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Solution

The fourth proportional to 27,486,842.79, 37,914,412.32 and 16,885,593.57 is: 23,291,411.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486,842.79 : 37,914,412.32 = 16,885,593.57 : x
  2. Step 2: Convert to fraction form
    27,486,842.79/37,914,412.32 = 16,885,593.57/x
  3. Step 3: Cross multiply
    27,486,842.79x = 37,914,412.32 × 16,885,593.57
  4. Step 4: Simplify right side
    27,486,842.79x = 640,207,356,880,920.75
  5. Step 5: Solve for x
    x = 640,207,356,880,920.75/27,486,842.79
  6. Step 6: Final answer
    x = 23,291,411.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.