Home / 6,870,637.80-10,305,956.70-6,240,781.80

Finding the Fourth Proportional to 6,870,637.80, 10,305,956.70 and 6,240,781.80

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Solution

The fourth proportional to 6,870,637.80, 10,305,956.70 and 6,240,781.80 is: 9,361,172.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,637.80 : 10,305,956.70 = 6,240,781.80 : x
  2. Step 2: Convert to fraction form
    6,870,637.80/10,305,956.70 = 6,240,781.80/x
  3. Step 3: Cross multiply
    6,870,637.80x = 10,305,956.70 × 6,240,781.80
  4. Step 4: Simplify right side
    6,870,637.80x = 64,317,227,004,948.05
  5. Step 5: Solve for x
    x = 64,317,227,004,948.05/6,870,637.80
  6. Step 6: Final answer
    x = 9,361,172.70

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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.