Home / 66,563,405.76-91,857,305.40-37,194,767.52

Finding the Fourth Proportional to 66,563,405.76, 91,857,305.40 and 37,194,767.52

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Solution

The fourth proportional to 66,563,405.76, 91,857,305.40 and 37,194,767.52 is: 51,328,670.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,563,405.76 : 91,857,305.40 = 37,194,767.52 : x
  2. Step 2: Convert to fraction form
    66,563,405.76/91,857,305.40 = 37,194,767.52/x
  3. Step 3: Cross multiply
    66,563,405.76x = 91,857,305.40 × 37,194,767.52
  4. Step 4: Simplify right side
    66,563,405.76x = 3,416,611,119,366,641
  5. Step 5: Solve for x
    x = 3,416,611,119,366,641/66,563,405.76
  6. Step 6: Final answer
    x = 51,328,670.47

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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.