Home / 34,806,427.20-52,209,640.80-21,201,537.60

Finding the Fourth Proportional to 34,806,427.20, 52,209,640.80 and 21,201,537.60

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Solution

The fourth proportional to 34,806,427.20, 52,209,640.80 and 21,201,537.60 is: 31,802,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,806,427.20 : 52,209,640.80 = 21,201,537.60 : x
  2. Step 2: Convert to fraction form
    34,806,427.20/52,209,640.80 = 21,201,537.60/x
  3. Step 3: Cross multiply
    34,806,427.20x = 52,209,640.80 × 21,201,537.60
  4. Step 4: Simplify right side
    34,806,427.20x = 1,106,924,662,503,694.12
  5. Step 5: Solve for x
    x = 1,106,924,662,503,694.12/34,806,427.20
  6. Step 6: Final answer
    x = 31,802,306.40

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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.