Home / 46,631,920.80-69,947,881.20-40,963,216.80

Finding the Fourth Proportional to 46,631,920.80, 69,947,881.20 and 40,963,216.80

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Solution

The fourth proportional to 46,631,920.80, 69,947,881.20 and 40,963,216.80 is: 61,444,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,631,920.80 : 69,947,881.20 = 40,963,216.80 : x
  2. Step 2: Convert to fraction form
    46,631,920.80/69,947,881.20 = 40,963,216.80/x
  3. Step 3: Cross multiply
    46,631,920.80x = 69,947,881.20 × 40,963,216.80
  4. Step 4: Simplify right side
    46,631,920.80x = 2,865,290,222,296,244
  5. Step 5: Solve for x
    x = 2,865,290,222,296,244/46,631,920.80
  6. Step 6: Final answer
    x = 61,444,825.20

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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.