Home / 10,902,428.70-16,335,928.35-9,095,529.30

Finding the Fourth Proportional to 10,902,428.70, 16,335,928.35 and 9,095,529.30

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Solution

The fourth proportional to 10,902,428.70, 16,335,928.35 and 9,095,529.30 is: 13,628,515.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,428.70 : 16,335,928.35 = 9,095,529.30 : x
  2. Step 2: Convert to fraction form
    10,902,428.70/16,335,928.35 = 9,095,529.30/x
  3. Step 3: Cross multiply
    10,902,428.70x = 16,335,928.35 × 9,095,529.30
  4. Step 4: Simplify right side
    10,902,428.70x = 148,583,914,950,125.66
  5. Step 5: Solve for x
    x = 148,583,914,950,125.66/10,902,428.70
  6. Step 6: Final answer
    x = 13,628,515.17

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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.