Home / 8,696,384.94-13,044,493.86-5,285,612.64

Finding the Fourth Proportional to 8,696,384.94, 13,044,493.86 and 5,285,612.64

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Solution

The fourth proportional to 8,696,384.94, 13,044,493.86 and 5,285,612.64 is: 7,928,368.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,384.94 : 13,044,493.86 = 5,285,612.64 : x
  2. Step 2: Convert to fraction form
    8,696,384.94/13,044,493.86 = 5,285,612.64/x
  3. Step 3: Cross multiply
    8,696,384.94x = 13,044,493.86 × 5,285,612.64
  4. Step 4: Simplify right side
    8,696,384.94x = 68,948,141,628,818.38
  5. Step 5: Solve for x
    x = 68,948,141,628,818.38/8,696,384.94
  6. Step 6: Final answer
    x = 7,928,368.18

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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.