Home / 28,873,210.68-43,308,710.01-9,715,727.16

Finding the Fourth Proportional to 28,873,210.68, 43,308,710.01 and 9,715,727.16

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Solution

The fourth proportional to 28,873,210.68, 43,308,710.01 and 9,715,727.16 is: 14,573,218.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,873,210.68 : 43,308,710.01 = 9,715,727.16 : x
  2. Step 2: Convert to fraction form
    28,873,210.68/43,308,710.01 = 9,715,727.16/x
  3. Step 3: Cross multiply
    28,873,210.68x = 43,308,710.01 × 9,715,727.16
  4. Step 4: Simplify right side
    28,873,210.68x = 420,775,610,108,720.88
  5. Step 5: Solve for x
    x = 420,775,610,108,720.88/28,873,210.68
  6. Step 6: Final answer
    x = 14,573,218.57

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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.