Home / 31,409,577.20-47,117,476.20-10,936,146.80

Finding the Fourth Proportional to 31,409,577.20, 47,117,476.20 and 10,936,146.80

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Solution

The fourth proportional to 31,409,577.20, 47,117,476.20 and 10,936,146.80 is: 16,405,303.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,409,577.20 : 47,117,476.20 = 10,936,146.80 : x
  2. Step 2: Convert to fraction form
    31,409,577.20/47,117,476.20 = 10,936,146.80/x
  3. Step 3: Cross multiply
    31,409,577.20x = 47,117,476.20 × 10,936,146.80
  4. Step 4: Simplify right side
    31,409,577.20x = 515,283,636,568,706.25
  5. Step 5: Solve for x
    x = 515,283,636,568,706.25/31,409,577.20
  6. Step 6: Final answer
    x = 16,405,303.18

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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.