Home / 61,205,033.60-91,786,117.80-18,062,813.60

Finding the Fourth Proportional to 61,205,033.60, 91,786,117.80 and 18,062,813.60

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Solution

The fourth proportional to 61,205,033.60, 91,786,117.80 and 18,062,813.60 is: 27,087,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,205,033.60 : 91,786,117.80 = 18,062,813.60 : x
  2. Step 2: Convert to fraction form
    61,205,033.60/91,786,117.80 = 18,062,813.60/x
  3. Step 3: Cross multiply
    61,205,033.60x = 91,786,117.80 × 18,062,813.60
  4. Step 4: Simplify right side
    61,205,033.60x = 1,657,915,536,889,042.25
  5. Step 5: Solve for x
    x = 1,657,915,536,889,042.25/61,205,033.60
  6. Step 6: Final answer
    x = 27,087,895.22

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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.