Home / 51,362,767.65-77,043,072.06-12,501,436.45

Finding the Fourth Proportional to 51,362,767.65, 77,043,072.06 and 12,501,436.45

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Solution

The fourth proportional to 51,362,767.65, 77,043,072.06 and 12,501,436.45 is: 18,751,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,362,767.65 : 77,043,072.06 = 12,501,436.45 : x
  2. Step 2: Convert to fraction form
    51,362,767.65/77,043,072.06 = 12,501,436.45/x
  3. Step 3: Cross multiply
    51,362,767.65x = 77,043,072.06 × 12,501,436.45
  4. Step 4: Simplify right side
    51,362,767.65x = 963,149,069,270,860.50
  5. Step 5: Solve for x
    x = 963,149,069,270,860.50/51,362,767.65
  6. Step 6: Final answer
    x = 18,751,891.95

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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.