Home / 49,768,704.20-74,641,853.10-17,856,000.20

Finding the Fourth Proportional to 49,768,704.20, 74,641,853.10 and 17,856,000.20

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Solution

The fourth proportional to 49,768,704.20, 74,641,853.10 and 17,856,000.20 is: 26,779,980.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,768,704.20 : 74,641,853.10 = 17,856,000.20 : x
  2. Step 2: Convert to fraction form
    49,768,704.20/74,641,853.10 = 17,856,000.20/x
  3. Step 3: Cross multiply
    49,768,704.20x = 74,641,853.10 × 17,856,000.20
  4. Step 4: Simplify right side
    49,768,704.20x = 1,332,804,943,881,970.50
  5. Step 5: Solve for x
    x = 1,332,804,943,881,970.50/49,768,704.20
  6. Step 6: Final answer
    x = 26,779,980.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.