Home / 21,384,007.40-32,076,011.10-10,025,604.20

Finding the Fourth Proportional to 21,384,007.40, 32,076,011.10 and 10,025,604.20

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Solution

The fourth proportional to 21,384,007.40, 32,076,011.10 and 10,025,604.20 is: 15,038,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,007.40 : 32,076,011.10 = 10,025,604.20 : x
  2. Step 2: Convert to fraction form
    21,384,007.40/32,076,011.10 = 10,025,604.20/x
  3. Step 3: Cross multiply
    21,384,007.40x = 32,076,011.10 × 10,025,604.20
  4. Step 4: Simplify right side
    21,384,007.40x = 321,581,391,603,406.62
  5. Step 5: Solve for x
    x = 321,581,391,603,406.62/21,384,007.40
  6. Step 6: Final answer
    x = 15,038,406.30

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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.