Home / 19,706,255.35-27,207,428.52-17,637,688.69

Finding the Fourth Proportional to 19,706,255.35, 27,207,428.52 and 17,637,688.69

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Solution

The fourth proportional to 19,706,255.35, 27,207,428.52 and 17,637,688.69 is: 24,351,463.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,706,255.35 : 27,207,428.52 = 17,637,688.69 : x
  2. Step 2: Convert to fraction form
    19,706,255.35/27,207,428.52 = 17,637,688.69/x
  3. Step 3: Cross multiply
    19,706,255.35x = 27,207,428.52 × 17,637,688.69
  4. Step 4: Simplify right side
    19,706,255.35x = 479,876,154,291,187.44
  5. Step 5: Solve for x
    x = 479,876,154,291,187.44/19,706,255.35
  6. Step 6: Final answer
    x = 24,351,463.32

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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.