Home / 14,291,328.78-21,435,890.57-4,576,958.63

Finding the Fourth Proportional to 14,291,328.78, 21,435,890.57 and 4,576,958.63

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Solution

The fourth proportional to 14,291,328.78, 21,435,890.57 and 4,576,958.63 is: 6,865,084.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291,328.78 : 21,435,890.57 = 4,576,958.63 : x
  2. Step 2: Convert to fraction form
    14,291,328.78/21,435,890.57 = 4,576,958.63/x
  3. Step 3: Cross multiply
    14,291,328.78x = 21,435,890.57 × 4,576,958.63
  4. Step 4: Simplify right side
    14,291,328.78x = 98,111,184,401,129.25
  5. Step 5: Solve for x
    x = 98,111,184,401,129.25/14,291,328.78
  6. Step 6: Final answer
    x = 6,865,084.83

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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.