Home / 6,146,828.40-9,199,247.40-5,391,001.20

Finding the Fourth Proportional to 6,146,828.40, 9,199,247.40 and 5,391,001.20

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Solution

The fourth proportional to 6,146,828.40, 9,199,247.40 and 5,391,001.20 is: 8,068,088.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146,828.40 : 9,199,247.40 = 5,391,001.20 : x
  2. Step 2: Convert to fraction form
    6,146,828.40/9,199,247.40 = 5,391,001.20/x
  3. Step 3: Cross multiply
    6,146,828.40x = 9,199,247.40 × 5,391,001.20
  4. Step 4: Simplify right side
    6,146,828.40x = 49,593,153,772,496.88
  5. Step 5: Solve for x
    x = 49,593,153,772,496.88/6,146,828.40
  6. Step 6: Final answer
    x = 8,068,088.21

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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.