Home / 49,294,840.71-68,020,953.64-28,393,670.98

Finding the Fourth Proportional to 49,294,840.71, 68,020,953.64 and 28,393,670.98

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Solution

The fourth proportional to 49,294,840.71, 68,020,953.64 and 28,393,670.98 is: 39,179,852.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,294,840.71 : 68,020,953.64 = 28,393,670.98 : x
  2. Step 2: Convert to fraction form
    49,294,840.71/68,020,953.64 = 28,393,670.98/x
  3. Step 3: Cross multiply
    49,294,840.71x = 68,020,953.64 × 28,393,670.98
  4. Step 4: Simplify right side
    49,294,840.71x = 1,931,364,577,399,993.50
  5. Step 5: Solve for x
    x = 1,931,364,577,399,993.50/49,294,840.71
  6. Step 6: Final answer
    x = 39,179,852.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.