Home / 19,856,469.66-29,767,645.86-6,900,937.08

Finding the Fourth Proportional to 19,856,469.66, 29,767,645.86 and 6,900,937.08

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Solution

The fourth proportional to 19,856,469.66, 29,767,645.86 and 6,900,937.08 is: 10,345,477.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,856,469.66 : 29,767,645.86 = 6,900,937.08 : x
  2. Step 2: Convert to fraction form
    19,856,469.66/29,767,645.86 = 6,900,937.08/x
  3. Step 3: Cross multiply
    19,856,469.66x = 29,767,645.86 × 6,900,937.08
  4. Step 4: Simplify right side
    19,856,469.66x = 205,424,651,099,582.50
  5. Step 5: Solve for x
    x = 205,424,651,099,582.50/19,856,469.66
  6. Step 6: Final answer
    x = 10,345,477.05

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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.