Home / 53,706,346.76-74,123,647.08-31,685,229.92

Finding the Fourth Proportional to 53,706,346.76, 74,123,647.08 and 31,685,229.92

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Solution

The fourth proportional to 53,706,346.76, 74,123,647.08 and 31,685,229.92 is: 43,730,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,706,346.76 : 74,123,647.08 = 31,685,229.92 : x
  2. Step 2: Convert to fraction form
    53,706,346.76/74,123,647.08 = 31,685,229.92/x
  3. Step 3: Cross multiply
    53,706,346.76x = 74,123,647.08 × 31,685,229.92
  4. Step 4: Simplify right side
    53,706,346.76x = 2,348,624,800,238,736.50
  5. Step 5: Solve for x
    x = 2,348,624,800,238,736.50/53,706,346.76
  6. Step 6: Final answer
    x = 43,730,861.28

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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.