Home / 39,166,728.04-54,047,708.04-21,762,478.36

Finding the Fourth Proportional to 39,166,728.04, 54,047,708.04 and 21,762,478.36

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Solution

The fourth proportional to 39,166,728.04, 54,047,708.04 and 21,762,478.36 is: 30,030,899.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,166,728.04 : 54,047,708.04 = 21,762,478.36 : x
  2. Step 2: Convert to fraction form
    39,166,728.04/54,047,708.04 = 21,762,478.36/x
  3. Step 3: Cross multiply
    39,166,728.04x = 54,047,708.04 × 21,762,478.36
  4. Step 4: Simplify right side
    39,166,728.04x = 1,176,212,076,628,098
  5. Step 5: Solve for x
    x = 1,176,212,076,628,098/39,166,728.04
  6. Step 6: Final answer
    x = 30,030,899.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.