Home / 8,381,835.61-12,628,762.80-7,573,159.96

Finding the Fourth Proportional to 8,381,835.61, 12,628,762.80 and 7,573,159.96

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Solution

The fourth proportional to 8,381,835.61, 12,628,762.80 and 7,573,159.96 is: 11,410,345.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,381,835.61 : 12,628,762.80 = 7,573,159.96 : x
  2. Step 2: Convert to fraction form
    8,381,835.61/12,628,762.80 = 7,573,159.96/x
  3. Step 3: Cross multiply
    8,381,835.61x = 12,628,762.80 × 7,573,159.96
  4. Step 4: Simplify right side
    8,381,835.61x = 95,639,640,781,297.50
  5. Step 5: Solve for x
    x = 95,639,640,781,297.50/8,381,835.61
  6. Step 6: Final answer
    x = 11,410,345.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.