Home / 28,749,568.70-39,677,884.02-16,362,674.06

Finding the Fourth Proportional to 28,749,568.70, 39,677,884.02 and 16,362,674.06

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Solution

The fourth proportional to 28,749,568.70, 39,677,884.02 and 16,362,674.06 is: 22,582,470.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,749,568.70 : 39,677,884.02 = 16,362,674.06 : x
  2. Step 2: Convert to fraction form
    28,749,568.70/39,677,884.02 = 16,362,674.06/x
  3. Step 3: Cross multiply
    28,749,568.70x = 39,677,884.02 × 16,362,674.06
  4. Step 4: Simplify right side
    28,749,568.70x = 649,236,283,609,742.62
  5. Step 5: Solve for x
    x = 649,236,283,609,742.62/28,749,568.70
  6. Step 6: Final answer
    x = 22,582,470.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.