Home / 12,014,031.93-16,579,364.60-6,507,406.79

Finding the Fourth Proportional to 12,014,031.93, 16,579,364.60 and 6,507,406.79

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Solution

The fourth proportional to 12,014,031.93, 16,579,364.60 and 6,507,406.79 is: 8,980,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014,031.93 : 16,579,364.60 = 6,507,406.79 : x
  2. Step 2: Convert to fraction form
    12,014,031.93/16,579,364.60 = 6,507,406.79/x
  3. Step 3: Cross multiply
    12,014,031.93x = 16,579,364.60 × 6,507,406.79
  4. Step 4: Simplify right side
    12,014,031.93x = 107,888,669,656,491.78
  5. Step 5: Solve for x
    x = 107,888,669,656,491.78/12,014,031.93
  6. Step 6: Final answer
    x = 8,980,221.65

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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.