Home / 7,657,991.33-10,568,550.79-4,678,970.19

Finding the Fourth Proportional to 7,657,991.33, 10,568,550.79 and 4,678,970.19

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Solution

The fourth proportional to 7,657,991.33, 10,568,550.79 and 4,678,970.19 is: 6,457,298.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657,991.33 : 10,568,550.79 = 4,678,970.19 : x
  2. Step 2: Convert to fraction form
    7,657,991.33/10,568,550.79 = 4,678,970.19/x
  3. Step 3: Cross multiply
    7,657,991.33x = 10,568,550.79 × 4,678,970.19
  4. Step 4: Simplify right side
    7,657,991.33x = 49,449,934,064,127.60
  5. Step 5: Solve for x
    x = 49,449,934,064,127.60/7,657,991.33
  6. Step 6: Final answer
    x = 6,457,298.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.