Home / 28,786,814.37-43,173,852.12-8,312,089.59

Finding the Fourth Proportional to 28,786,814.37, 43,173,852.12 and 8,312,089.59

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Solution

The fourth proportional to 28,786,814.37, 43,173,852.12 and 8,312,089.59 is: 12,466,295.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,786,814.37 : 43,173,852.12 = 8,312,089.59 : x
  2. Step 2: Convert to fraction form
    28,786,814.37/43,173,852.12 = 8,312,089.59/x
  3. Step 3: Cross multiply
    28,786,814.37x = 43,173,852.12 × 8,312,089.59
  4. Step 4: Simplify right side
    28,786,814.37x = 358,864,926,766,851.38
  5. Step 5: Solve for x
    x = 358,864,926,766,851.38/28,786,814.37
  6. Step 6: Final answer
    x = 12,466,295.23

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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.