Home / 21,384,007.20-32,076,010.80-7,008,528.15

Finding the Fourth Proportional to 21,384,007.20, 32,076,010.80 and 7,008,528.15

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Solution

The fourth proportional to 21,384,007.20, 32,076,010.80 and 7,008,528.15 is: 10,512,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,007.20 : 32,076,010.80 = 7,008,528.15 : x
  2. Step 2: Convert to fraction form
    21,384,007.20/32,076,010.80 = 7,008,528.15/x
  3. Step 3: Cross multiply
    21,384,007.20x = 32,076,010.80 × 7,008,528.15
  4. Step 4: Simplify right side
    21,384,007.20x = 224,805,624,631,504.03
  5. Step 5: Solve for x
    x = 224,805,624,631,504.03/21,384,007.20
  6. Step 6: Final answer
    x = 10,512,792.23

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1.5x scale

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.