Home / 61,497,396.78-84,879,382.59-51,174,056.94

Finding the Fourth Proportional to 61,497,396.78, 84,879,382.59 and 51,174,056.94

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Solution

The fourth proportional to 61,497,396.78, 84,879,382.59 and 51,174,056.94 is: 70,630,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,497,396.78 : 84,879,382.59 = 51,174,056.94 : x
  2. Step 2: Convert to fraction form
    61,497,396.78/84,879,382.59 = 51,174,056.94/x
  3. Step 3: Cross multiply
    61,497,396.78x = 84,879,382.59 × 51,174,056.94
  4. Step 4: Simplify right side
    61,497,396.78x = 4,343,622,357,692,704.50
  5. Step 5: Solve for x
    x = 4,343,622,357,692,704.50/61,497,396.78
  6. Step 6: Final answer
    x = 70,630,995.54

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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.