Home / 34,453,428.54-47,530,791.76-20,506,963.56

Finding the Fourth Proportional to 34,453,428.54, 47,530,791.76 and 20,506,963.56

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Solution

The fourth proportional to 34,453,428.54, 47,530,791.76 and 20,506,963.56 is: 28,290,717.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,453,428.54 : 47,530,791.76 = 20,506,963.56 : x
  2. Step 2: Convert to fraction form
    34,453,428.54/47,530,791.76 = 20,506,963.56/x
  3. Step 3: Cross multiply
    34,453,428.54x = 47,530,791.76 × 20,506,963.56
  4. Step 4: Simplify right side
    34,453,428.54x = 974,712,214,497,733.50
  5. Step 5: Solve for x
    x = 974,712,214,497,733.50/34,453,428.54
  6. Step 6: Final answer
    x = 28,290,717.52

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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.