Home / 66,692,815.06-92,036,084.78-36,169,423.06

Finding the Fourth Proportional to 66,692,815.06, 92,036,084.78 and 36,169,423.06

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Solution

The fourth proportional to 66,692,815.06, 92,036,084.78 and 36,169,423.06 is: 49,913,803.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,692,815.06 : 92,036,084.78 = 36,169,423.06 : x
  2. Step 2: Convert to fraction form
    66,692,815.06/92,036,084.78 = 36,169,423.06/x
  3. Step 3: Cross multiply
    66,692,815.06x = 92,036,084.78 × 36,169,423.06
  4. Step 4: Simplify right side
    66,692,815.06x = 3,328,892,087,193,847.50
  5. Step 5: Solve for x
    x = 3,328,892,087,193,847.50/66,692,815.06
  6. Step 6: Final answer
    x = 49,913,803.82

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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.