Home / 8,317,733.45-12,478,018.86-3,708,392.18

Finding the Fourth Proportional to 8,317,733.45, 12,478,018.86 and 3,708,392.18

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Solution

The fourth proportional to 8,317,733.45, 12,478,018.86 and 3,708,392.18 is: 5,563,220.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,733.45 : 12,478,018.86 = 3,708,392.18 : x
  2. Step 2: Convert to fraction form
    8,317,733.45/12,478,018.86 = 3,708,392.18/x
  3. Step 3: Cross multiply
    8,317,733.45x = 12,478,018.86 × 3,708,392.18
  4. Step 4: Simplify right side
    8,317,733.45x = 46,273,387,499,926.41
  5. Step 5: Solve for x
    x = 46,273,387,499,926.41/8,317,733.45
  6. Step 6: Final answer
    x = 5,563,220.77

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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.