Home / 19,582,145.72-29,373,213.07-6,118,973.72

Finding the Fourth Proportional to 19,582,145.72, 29,373,213.07 and 6,118,973.72

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Solution

The fourth proportional to 19,582,145.72, 29,373,213.07 and 6,118,973.72 is: 9,178,458.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,582,145.72 : 29,373,213.07 = 6,118,973.72 : x
  2. Step 2: Convert to fraction form
    19,582,145.72/29,373,213.07 = 6,118,973.72/x
  3. Step 3: Cross multiply
    19,582,145.72x = 29,373,213.07 × 6,118,973.72
  4. Step 4: Simplify right side
    19,582,145.72x = 179,733,918,669,829.59
  5. Step 5: Solve for x
    x = 179,733,918,669,829.59/19,582,145.72
  6. Step 6: Final answer
    x = 9,178,458.85

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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.