Home / 43,124,836.56-64,688,568.03-16,862,623.65

Finding the Fourth Proportional to 43,124,836.56, 64,688,568.03 and 16,862,623.65

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Solution

The fourth proportional to 43,124,836.56, 64,688,568.03 and 16,862,623.65 is: 25,294,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,124,836.56 : 64,688,568.03 = 16,862,623.65 : x
  2. Step 2: Convert to fraction form
    43,124,836.56/64,688,568.03 = 16,862,623.65/x
  3. Step 3: Cross multiply
    43,124,836.56x = 64,688,568.03 × 16,862,623.65
  4. Step 4: Simplify right side
    43,124,836.56x = 1,090,818,977,147,311.88
  5. Step 5: Solve for x
    x = 1,090,818,977,147,311.88/43,124,836.56
  6. Step 6: Final answer
    x = 25,294,448.96

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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.