Home / 10,755,391.40-16,133,087.10-4,772,364.20

Finding the Fourth Proportional to 10,755,391.40, 16,133,087.10 and 4,772,364.20

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Solution

The fourth proportional to 10,755,391.40, 16,133,087.10 and 4,772,364.20 is: 7,158,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755,391.40 : 16,133,087.10 = 4,772,364.20 : x
  2. Step 2: Convert to fraction form
    10,755,391.40/16,133,087.10 = 4,772,364.20/x
  3. Step 3: Cross multiply
    10,755,391.40x = 16,133,087.10 × 4,772,364.20
  4. Step 4: Simplify right side
    10,755,391.40x = 76,992,967,311,521.83
  5. Step 5: Solve for x
    x = 76,992,967,311,521.83/10,755,391.40
  6. Step 6: Final answer
    x = 7,158,546.30

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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.