Home / 28,812,710.14-43,199,867.10-15,864,958

Finding the Fourth Proportional to 28,812,710.14, 43,199,867.10 and 15,864,958

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Solution

The fourth proportional to 28,812,710.14, 43,199,867.10 and 15,864,958 is: 23,786,866.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,812,710.14 : 43,199,867.10 = 15,864,958 : x
  2. Step 2: Convert to fraction form
    28,812,710.14/43,199,867.10 = 15,864,958/x
  3. Step 3: Cross multiply
    28,812,710.14x = 43,199,867.10 × 15,864,958
  4. Step 4: Simplify right side
    28,812,710.14x = 685,364,077,147,081.88
  5. Step 5: Solve for x
    x = 685,364,077,147,081.88/28,812,710.14
  6. Step 6: Final answer
    x = 23,786,866.07

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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.