Home / 4,886,680.40-7,344,017.40-4,270,821.20

Finding the Fourth Proportional to 4,886,680.40, 7,344,017.40 and 4,270,821.20

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Solution

The fourth proportional to 4,886,680.40, 7,344,017.40 and 4,270,821.20 is: 6,418,464.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886,680.40 : 7,344,017.40 = 4,270,821.20 : x
  2. Step 2: Convert to fraction form
    4,886,680.40/7,344,017.40 = 4,270,821.20/x
  3. Step 3: Cross multiply
    4,886,680.40x = 7,344,017.40 × 4,270,821.20
  4. Step 4: Simplify right side
    4,886,680.40x = 31,364,985,205,088.88
  5. Step 5: Solve for x
    x = 31,364,985,205,088.88/4,886,680.40
  6. Step 6: Final answer
    x = 6,418,464.61

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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.