Home / 66,911,509.38-92,339,475.11-37,545,013.92

Finding the Fourth Proportional to 66,911,509.38, 92,339,475.11 and 37,545,013.92

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Solution

The fourth proportional to 66,911,509.38, 92,339,475.11 and 37,545,013.92 is: 51,813,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,911,509.38 : 92,339,475.11 = 37,545,013.92 : x
  2. Step 2: Convert to fraction form
    66,911,509.38/92,339,475.11 = 37,545,013.92/x
  3. Step 3: Cross multiply
    66,911,509.38x = 92,339,475.11 × 37,545,013.92
  4. Step 4: Simplify right side
    66,911,509.38x = 3,466,886,878,370,443.50
  5. Step 5: Solve for x
    x = 3,466,886,878,370,443.50/66,911,509.38
  6. Step 6: Final answer
    x = 51,813,012.60

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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.