Home / 5,465,218.80-8,197,828.20-5,091,970.80

Finding the Fourth Proportional to 5,465,218.80, 8,197,828.20 and 5,091,970.80

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Solution

The fourth proportional to 5,465,218.80, 8,197,828.20 and 5,091,970.80 is: 7,637,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465,218.80 : 8,197,828.20 = 5,091,970.80 : x
  2. Step 2: Convert to fraction form
    5,465,218.80/8,197,828.20 = 5,091,970.80/x
  3. Step 3: Cross multiply
    5,465,218.80x = 8,197,828.20 × 5,091,970.80
  4. Step 4: Simplify right side
    5,465,218.80x = 41,743,101,817,816.56
  5. Step 5: Solve for x
    x = 41,743,101,817,816.56/5,465,218.80
  6. Step 6: Final answer
    x = 7,637,956.20

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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.