Home / 8,624,690.82-11,901,864.81-4,757,128.95

Finding the Fourth Proportional to 8,624,690.82, 11,901,864.81 and 4,757,128.95

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Solution

The fourth proportional to 8,624,690.82, 11,901,864.81 and 4,757,128.95 is: 6,564,722.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624,690.82 : 11,901,864.81 = 4,757,128.95 : x
  2. Step 2: Convert to fraction form
    8,624,690.82/11,901,864.81 = 4,757,128.95/x
  3. Step 3: Cross multiply
    8,624,690.82x = 11,901,864.81 × 4,757,128.95
  4. Step 4: Simplify right side
    8,624,690.82x = 56,618,705,646,637.26
  5. Step 5: Solve for x
    x = 56,618,705,646,637.26/8,624,690.82
  6. Step 6: Final answer
    x = 6,564,722.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.