Home / 66,911,512.07-92,339,478.83-37,545,016.61

Finding the Fourth Proportional to 66,911,512.07, 92,339,478.83 and 37,545,016.61

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Solution

The fourth proportional to 66,911,512.07, 92,339,478.83 and 37,545,016.61 is: 51,813,016.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,911,512.07 : 92,339,478.83 = 37,545,016.61 : x
  2. Step 2: Convert to fraction form
    66,911,512.07/92,339,478.83 = 37,545,016.61/x
  3. Step 3: Cross multiply
    66,911,512.07x = 92,339,478.83 × 37,545,016.61
  4. Step 4: Simplify right side
    66,911,512.07x = 3,466,887,266,243,368.50
  5. Step 5: Solve for x
    x = 3,466,887,266,243,368.50/66,911,512.07
  6. Step 6: Final answer
    x = 51,813,016.31

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1.5x scale

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.