Home / 8,392,376.75-12,588,523.63-7,251,667.77

Finding the Fourth Proportional to 8,392,376.75, 12,588,523.63 and 7,251,667.77

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Solution

The fourth proportional to 8,392,376.75, 12,588,523.63 and 7,251,667.77 is: 10,877,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,376.75 : 12,588,523.63 = 7,251,667.77 : x
  2. Step 2: Convert to fraction form
    8,392,376.75/12,588,523.63 = 7,251,667.77/x
  3. Step 3: Cross multiply
    8,392,376.75x = 12,588,523.63 × 7,251,667.77
  4. Step 4: Simplify right side
    8,392,376.75x = 91,287,791,037,821.75
  5. Step 5: Solve for x
    x = 91,287,791,037,821.75/8,392,376.75
  6. Step 6: Final answer
    x = 10,877,465.80

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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.