Home / 61,919,141.26-85,448,469.59-34,042,325.76

Finding the Fourth Proportional to 61,919,141.26, 85,448,469.59 and 34,042,325.76

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Solution

The fourth proportional to 61,919,141.26, 85,448,469.59 and 34,042,325.76 is: 46,978,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,919,141.26 : 85,448,469.59 = 34,042,325.76 : x
  2. Step 2: Convert to fraction form
    61,919,141.26/85,448,469.59 = 34,042,325.76/x
  3. Step 3: Cross multiply
    61,919,141.26x = 85,448,469.59 × 34,042,325.76
  4. Step 4: Simplify right side
    61,919,141.26x = 2,908,864,637,347,718.50
  5. Step 5: Solve for x
    x = 2,908,864,637,347,718.50/61,919,141.26
  6. Step 6: Final answer
    x = 46,978,439.60

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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.