Home / 38,019,973.14-57,007,184.85-12,101,078.88

Finding the Fourth Proportional to 38,019,973.14, 57,007,184.85 and 12,101,078.88

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Solution

The fourth proportional to 38,019,973.14, 57,007,184.85 and 12,101,078.88 is: 18,144,369.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,019,973.14 : 57,007,184.85 = 12,101,078.88 : x
  2. Step 2: Convert to fraction form
    38,019,973.14/57,007,184.85 = 12,101,078.88/x
  3. Step 3: Cross multiply
    38,019,973.14x = 57,007,184.85 × 12,101,078.88
  4. Step 4: Simplify right side
    38,019,973.14x = 689,848,440,596,591
  5. Step 5: Solve for x
    x = 689,848,440,596,591/38,019,973.14
  6. Step 6: Final answer
    x = 18,144,369.49

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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.