Home / 31,800,349.53-43,884,876.54-17,864,748.68

Finding the Fourth Proportional to 31,800,349.53, 43,884,876.54 and 17,864,748.68

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Solution

The fourth proportional to 31,800,349.53, 43,884,876.54 and 17,864,748.68 is: 24,653,574.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,800,349.53 : 43,884,876.54 = 17,864,748.68 : x
  2. Step 2: Convert to fraction form
    31,800,349.53/43,884,876.54 = 17,864,748.68/x
  3. Step 3: Cross multiply
    31,800,349.53x = 43,884,876.54 × 17,864,748.68
  4. Step 4: Simplify right side
    31,800,349.53x = 783,992,290,020,503.62
  5. Step 5: Solve for x
    x = 783,992,290,020,503.62/31,800,349.53
  6. Step 6: Final answer
    x = 24,653,574.62

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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.