Home / 31,507,511.20-47,261,266.80-26,636,624.80

Finding the Fourth Proportional to 31,507,511.20, 47,261,266.80 and 26,636,624.80

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Solution

The fourth proportional to 31,507,511.20, 47,261,266.80 and 26,636,624.80 is: 39,954,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,507,511.20 : 47,261,266.80 = 26,636,624.80 : x
  2. Step 2: Convert to fraction form
    31,507,511.20/47,261,266.80 = 26,636,624.80/x
  3. Step 3: Cross multiply
    31,507,511.20x = 47,261,266.80 × 26,636,624.80
  4. Step 4: Simplify right side
    31,507,511.20x = 1,258,880,631,324,296.50
  5. Step 5: Solve for x
    x = 1,258,880,631,324,296.50/31,507,511.20
  6. Step 6: Final answer
    x = 39,954,937.20

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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.