Home / 12,260,650.35-18,391,646.21-4,973,027.81

Finding the Fourth Proportional to 12,260,650.35, 18,391,646.21 and 4,973,027.81

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Solution

The fourth proportional to 12,260,650.35, 18,391,646.21 and 4,973,027.81 is: 7,459,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260,650.35 : 18,391,646.21 = 4,973,027.81 : x
  2. Step 2: Convert to fraction form
    12,260,650.35/18,391,646.21 = 4,973,027.81/x
  3. Step 3: Cross multiply
    12,260,650.35x = 18,391,646.21 × 4,973,027.81
  4. Step 4: Simplify right side
    12,260,650.35x = 91,462,167,985,161
  5. Step 5: Solve for x
    x = 91,462,167,985,161/12,260,650.35
  6. Step 6: Final answer
    x = 7,459,813.74

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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.