Home / 67,574,728.92-101,362,091.58-31,172,349

Finding the Fourth Proportional to 67,574,728.92, 101,362,091.58 and 31,172,349

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Solution

The fourth proportional to 67,574,728.92, 101,362,091.58 and 31,172,349 is: 46,758,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,574,728.92 : 101,362,091.58 = 31,172,349 : x
  2. Step 2: Convert to fraction form
    67,574,728.92/101,362,091.58 = 31,172,349/x
  3. Step 3: Cross multiply
    67,574,728.92x = 101,362,091.58 × 31,172,349
  4. Step 4: Simplify right side
    67,574,728.92x = 3,159,694,494,101,721.50
  5. Step 5: Solve for x
    x = 3,159,694,494,101,721.50/67,574,728.92
  6. Step 6: Final answer
    x = 46,758,522.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.