Home / 65,963,268.49-90,991,490.64-41,140,359.72

Finding the Fourth Proportional to 65,963,268.49, 90,991,490.64 and 41,140,359.72

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Solution

The fourth proportional to 65,963,268.49, 90,991,490.64 and 41,140,359.72 is: 56,750,108.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,963,268.49 : 90,991,490.64 = 41,140,359.72 : x
  2. Step 2: Convert to fraction form
    65,963,268.49/90,991,490.64 = 41,140,359.72/x
  3. Step 3: Cross multiply
    65,963,268.49x = 90,991,490.64 × 41,140,359.72
  4. Step 4: Simplify right side
    65,963,268.49x = 3,743,422,656,077,946
  5. Step 5: Solve for x
    x = 3,743,422,656,077,946/65,963,268.49
  6. Step 6: Final answer
    x = 56,750,108.68

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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.