Home / 42,444,709.70-63,667,064.55-12,152,572.70

Finding the Fourth Proportional to 42,444,709.70, 63,667,064.55 and 12,152,572.70

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Solution

The fourth proportional to 42,444,709.70, 63,667,064.55 and 12,152,572.70 is: 18,228,859.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,444,709.70 : 63,667,064.55 = 12,152,572.70 : x
  2. Step 2: Convert to fraction form
    42,444,709.70/63,667,064.55 = 12,152,572.70/x
  3. Step 3: Cross multiply
    42,444,709.70x = 63,667,064.55 × 12,152,572.70
  4. Step 4: Simplify right side
    42,444,709.70x = 773,718,630,539,467.75
  5. Step 5: Solve for x
    x = 773,718,630,539,467.75/42,444,709.70
  6. Step 6: Final answer
    x = 18,228,859.05

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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.