Home / 28,811,866.46-43,217,873.51-11,772,539.37

Finding the Fourth Proportional to 28,811,866.46, 43,217,873.51 and 11,772,539.37

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Solution

The fourth proportional to 28,811,866.46, 43,217,873.51 and 11,772,539.37 is: 17,658,839.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,811,866.46 : 43,217,873.51 = 11,772,539.37 : x
  2. Step 2: Convert to fraction form
    28,811,866.46/43,217,873.51 = 11,772,539.37/x
  3. Step 3: Cross multiply
    28,811,866.46x = 43,217,873.51 × 11,772,539.37
  4. Step 4: Simplify right side
    28,811,866.46x = 508,784,117,325,292.38
  5. Step 5: Solve for x
    x = 508,784,117,325,292.38/28,811,866.46
  6. Step 6: Final answer
    x = 17,658,839.22

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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.