Home / 7,784,241.45-10,742,252.78-4,203,846.93

Finding the Fourth Proportional to 7,784,241.45, 10,742,252.78 and 4,203,846.93

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Solution

The fourth proportional to 7,784,241.45, 10,742,252.78 and 4,203,846.93 is: 5,801,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,784,241.45 : 10,742,252.78 = 4,203,846.93 : x
  2. Step 2: Convert to fraction form
    7,784,241.45/10,742,252.78 = 4,203,846.93/x
  3. Step 3: Cross multiply
    7,784,241.45x = 10,742,252.78 × 4,203,846.93
  4. Step 4: Simplify right side
    7,784,241.45x = 45,158,786,421,280.03
  5. Step 5: Solve for x
    x = 45,158,786,421,280.03/7,784,241.45
  6. Step 6: Final answer
    x = 5,801,308.55

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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.