Home / 28,913,344.63-43,365,750.88-8,437,566.44

Finding the Fourth Proportional to 28,913,344.63, 43,365,750.88 and 8,437,566.44

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Solution

The fourth proportional to 28,913,344.63, 43,365,750.88 and 8,437,566.44 is: 12,655,104.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913,344.63 : 43,365,750.88 = 8,437,566.44 : x
  2. Step 2: Convert to fraction form
    28,913,344.63/43,365,750.88 = 8,437,566.44/x
  3. Step 3: Cross multiply
    28,913,344.63x = 43,365,750.88 × 8,437,566.44
  4. Step 4: Simplify right side
    28,913,344.63x = 365,901,404,117,842.31
  5. Step 5: Solve for x
    x = 365,901,404,117,842.31/28,913,344.63
  6. Step 6: Final answer
    x = 12,655,104.72

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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.