Home / 30,117,648.43-41,565,897.81-17,894,505.43

Finding the Fourth Proportional to 30,117,648.43, 41,565,897.81 and 17,894,505.43

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Solution

The fourth proportional to 30,117,648.43, 41,565,897.81 and 17,894,505.43 is: 24,696,522.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,117,648.43 : 41,565,897.81 = 17,894,505.43 : x
  2. Step 2: Convert to fraction form
    30,117,648.43/41,565,897.81 = 17,894,505.43/x
  3. Step 3: Cross multiply
    30,117,648.43x = 41,565,897.81 × 17,894,505.43
  4. Step 4: Simplify right side
    30,117,648.43x = 743,801,184,063,870.12
  5. Step 5: Solve for x
    x = 743,801,184,063,870.12/30,117,648.43
  6. Step 6: Final answer
    x = 24,696,522.57

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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.