Home / 66,365,931.70-91,582,980.33-36,596,563.80

Finding the Fourth Proportional to 66,365,931.70, 91,582,980.33 and 36,596,563.80

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Solution

The fourth proportional to 66,365,931.70, 91,582,980.33 and 36,596,563.80 is: 50,502,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,365,931.70 : 91,582,980.33 = 36,596,563.80 : x
  2. Step 2: Convert to fraction form
    66,365,931.70/91,582,980.33 = 36,596,563.80/x
  3. Step 3: Cross multiply
    66,365,931.70x = 91,582,980.33 × 36,596,563.80
  4. Step 4: Simplify right side
    66,365,931.70x = 3,351,622,382,640,989.50
  5. Step 5: Solve for x
    x = 3,351,622,382,640,989.50/66,365,931.70
  6. Step 6: Final answer
    x = 50,502,152.19

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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.