Home / 7,178,093.04-9,905,494.65-3,958,829.04

Finding the Fourth Proportional to 7,178,093.04, 9,905,494.65 and 3,958,829.04

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Solution

The fourth proportional to 7,178,093.04, 9,905,494.65 and 3,958,829.04 is: 5,463,033.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,093.04 : 9,905,494.65 = 3,958,829.04 : x
  2. Step 2: Convert to fraction form
    7,178,093.04/9,905,494.65 = 3,958,829.04/x
  3. Step 3: Cross multiply
    7,178,093.04x = 9,905,494.65 × 3,958,829.04
  4. Step 4: Simplify right side
    7,178,093.04x = 39,214,159,875,984.64
  5. Step 5: Solve for x
    x = 39,214,159,875,984.64/7,178,093.04
  6. Step 6: Final answer
    x = 5,463,033.10

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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.