Home / 61,661,976.52-85,087,326-34,154,765.32

Finding the Fourth Proportional to 61,661,976.52, 85,087,326 and 34,154,765.32

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Solution

The fourth proportional to 61,661,976.52, 85,087,326 and 34,154,765.32 is: 47,130,141.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,661,976.52 : 85,087,326 = 34,154,765.32 : x
  2. Step 2: Convert to fraction form
    61,661,976.52/85,087,326 = 34,154,765.32/x
  3. Step 3: Cross multiply
    61,661,976.52x = 85,087,326 × 34,154,765.32
  4. Step 4: Simplify right side
    61,661,976.52x = 2,906,137,651,236,334.50
  5. Step 5: Solve for x
    x = 2,906,137,651,236,334.50/61,661,976.52
  6. Step 6: Final answer
    x = 47,130,141.06

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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.