Home / 35,640,172.80-53,460,259.20-8,713,828.80

Finding the Fourth Proportional to 35,640,172.80, 53,460,259.20 and 8,713,828.80

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Solution

The fourth proportional to 35,640,172.80, 53,460,259.20 and 8,713,828.80 is: 13,070,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,640,172.80 : 53,460,259.20 = 8,713,828.80 : x
  2. Step 2: Convert to fraction form
    35,640,172.80/53,460,259.20 = 8,713,828.80/x
  3. Step 3: Cross multiply
    35,640,172.80x = 53,460,259.20 × 8,713,828.80
  4. Step 4: Simplify right side
    35,640,172.80x = 465,843,546,272,425
  5. Step 5: Solve for x
    x = 465,843,546,272,425/35,640,172.80
  6. Step 6: Final answer
    x = 13,070,743.20

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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.