Home / 7,002,918.69-9,664,008.37-3,905,444.97

Finding the Fourth Proportional to 7,002,918.69, 9,664,008.37 and 3,905,444.97

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Solution

The fourth proportional to 7,002,918.69, 9,664,008.37 and 3,905,444.97 is: 5,389,503.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,918.69 : 9,664,008.37 = 3,905,444.97 : x
  2. Step 2: Convert to fraction form
    7,002,918.69/9,664,008.37 = 3,905,444.97/x
  3. Step 3: Cross multiply
    7,002,918.69x = 9,664,008.37 × 3,905,444.97
  4. Step 4: Simplify right side
    7,002,918.69x = 37,742,252,830,334.35
  5. Step 5: Solve for x
    x = 37,742,252,830,334.35/7,002,918.69
  6. Step 6: Final answer
    x = 5,389,503.22

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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.