Home / 51,362,767.14-77,043,071.31-12,501,435.95

Finding the Fourth Proportional to 51,362,767.14, 77,043,071.31 and 12,501,435.95

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Solution

The fourth proportional to 51,362,767.14, 77,043,071.31 and 12,501,435.95 is: 18,751,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,362,767.14 : 77,043,071.31 = 12,501,435.95 : x
  2. Step 2: Convert to fraction form
    51,362,767.14/77,043,071.31 = 12,501,435.95/x
  3. Step 3: Cross multiply
    51,362,767.14x = 77,043,071.31 × 12,501,435.95
  4. Step 4: Simplify right side
    51,362,767.14x = 963,149,021,265,192.50
  5. Step 5: Solve for x
    x = 963,149,021,265,192.50/51,362,767.14
  6. Step 6: Final answer
    x = 18,751,891.20

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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.