Home / 14,171,434.80-21,257,152.20-5,194,820.40

Finding the Fourth Proportional to 14,171,434.80, 21,257,152.20 and 5,194,820.40

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Solution

The fourth proportional to 14,171,434.80, 21,257,152.20 and 5,194,820.40 is: 7,792,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171,434.80 : 21,257,152.20 = 5,194,820.40 : x
  2. Step 2: Convert to fraction form
    14,171,434.80/21,257,152.20 = 5,194,820.40/x
  3. Step 3: Cross multiply
    14,171,434.80x = 21,257,152.20 × 5,194,820.40
  4. Step 4: Simplify right side
    14,171,434.80x = 110,427,087,894,464.89
  5. Step 5: Solve for x
    x = 110,427,087,894,464.89/14,171,434.80
  6. Step 6: Final answer
    x = 7,792,230.60

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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.