Home / 28,955,969.20-43,435,595.29-9,261,825.86

Finding the Fourth Proportional to 28,955,969.20, 43,435,595.29 and 9,261,825.86

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Solution

The fourth proportional to 28,955,969.20, 43,435,595.29 and 9,261,825.86 is: 13,893,263.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,955,969.20 : 43,435,595.29 = 9,261,825.86 : x
  2. Step 2: Convert to fraction form
    28,955,969.20/43,435,595.29 = 9,261,825.86/x
  3. Step 3: Cross multiply
    28,955,969.20x = 43,435,595.29 × 9,261,825.86
  4. Step 4: Simplify right side
    28,955,969.20x = 402,292,919,621,238.19
  5. Step 5: Solve for x
    x = 402,292,919,621,238.19/28,955,969.20
  6. Step 6: Final answer
    x = 13,893,263.83

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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.