Home / 61,205,032.60-91,786,116.30-18,062,812.60

Finding the Fourth Proportional to 61,205,032.60, 91,786,116.30 and 18,062,812.60

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Solution

The fourth proportional to 61,205,032.60, 91,786,116.30 and 18,062,812.60 is: 27,087,893.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,205,032.60 : 91,786,116.30 = 18,062,812.60 : x
  2. Step 2: Convert to fraction form
    61,205,032.60/91,786,116.30 = 18,062,812.60/x
  3. Step 3: Cross multiply
    61,205,032.60x = 91,786,116.30 × 18,062,812.60
  4. Step 4: Simplify right side
    61,205,032.60x = 1,657,915,418,008,705.50
  5. Step 5: Solve for x
    x = 1,657,915,418,008,705.50/61,205,032.60
  6. Step 6: Final answer
    x = 27,087,893.72

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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.