Home / 61,661,784.48-85,087,062-34,154,573.28

Finding the Fourth Proportional to 61,661,784.48, 85,087,062 and 34,154,573.28

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Solution

The fourth proportional to 61,661,784.48, 85,087,062 and 34,154,573.28 is: 47,129,876.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,661,784.48 : 85,087,062 = 34,154,573.28 : x
  2. Step 2: Convert to fraction form
    61,661,784.48/85,087,062 = 34,154,573.28/x
  3. Step 3: Cross multiply
    61,661,784.48x = 85,087,062 × 34,154,573.28
  4. Step 4: Simplify right side
    61,661,784.48x = 2,906,112,294,258,903.50
  5. Step 5: Solve for x
    x = 2,906,112,294,258,903.50/61,661,784.48
  6. Step 6: Final answer
    x = 47,129,876.61

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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.