Home / 15,076,219.79-22,621,802.54-5,978,122.40

Finding the Fourth Proportional to 15,076,219.79, 22,621,802.54 and 5,978,122.40

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Solution

The fourth proportional to 15,076,219.79, 22,621,802.54 and 5,978,122.40 is: 8,970,146.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076,219.79 : 22,621,802.54 = 5,978,122.40 : x
  2. Step 2: Convert to fraction form
    15,076,219.79/22,621,802.54 = 5,978,122.40/x
  3. Step 3: Cross multiply
    15,076,219.79x = 22,621,802.54 × 5,978,122.40
  4. Step 4: Simplify right side
    15,076,219.79x = 135,235,904,349,751.27
  5. Step 5: Solve for x
    x = 135,235,904,349,751.27/15,076,219.79
  6. Step 6: Final answer
    x = 8,970,146.78

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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.