Home / 42,444,701.70-63,667,052.55-12,152,564.70

Finding the Fourth Proportional to 42,444,701.70, 63,667,052.55 and 12,152,564.70

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Solution

The fourth proportional to 42,444,701.70, 63,667,052.55 and 12,152,564.70 is: 18,228,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,444,701.70 : 63,667,052.55 = 12,152,564.70 : x
  2. Step 2: Convert to fraction form
    42,444,701.70/63,667,052.55 = 12,152,564.70/x
  3. Step 3: Cross multiply
    42,444,701.70x = 63,667,052.55 × 12,152,564.70
  4. Step 4: Simplify right side
    42,444,701.70x = 773,717,975,372,174.88
  5. Step 5: Solve for x
    x = 773,717,975,372,174.88/42,444,701.70
  6. Step 6: Final answer
    x = 18,228,847.05

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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.