Home / 14,237,021.80-21,353,459.10-4,138,589.80

Finding the Fourth Proportional to 14,237,021.80, 21,353,459.10 and 4,138,589.80

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Solution

The fourth proportional to 14,237,021.80, 21,353,459.10 and 4,138,589.80 is: 6,207,281.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237,021.80 : 21,353,459.10 = 4,138,589.80 : x
  2. Step 2: Convert to fraction form
    14,237,021.80/21,353,459.10 = 4,138,589.80/x
  3. Step 3: Cross multiply
    14,237,021.80x = 21,353,459.10 × 4,138,589.80
  4. Step 4: Simplify right side
    14,237,021.80x = 88,373,208,025,977.19
  5. Step 5: Solve for x
    x = 88,373,208,025,977.19/14,237,021.80
  6. Step 6: Final answer
    x = 6,207,281.92

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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.