Home / 39,788,295.59-54,907,839.46-22,146,817.72

Finding the Fourth Proportional to 39,788,295.59, 54,907,839.46 and 22,146,817.72

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Solution

The fourth proportional to 39,788,295.59, 54,907,839.46 and 22,146,817.72 is: 30,562,603.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,788,295.59 : 54,907,839.46 = 22,146,817.72 : x
  2. Step 2: Convert to fraction form
    39,788,295.59/54,907,839.46 = 22,146,817.72/x
  3. Step 3: Cross multiply
    39,788,295.59x = 54,907,839.46 × 22,146,817.72
  4. Step 4: Simplify right side
    39,788,295.59x = 1,216,033,911,913,009.25
  5. Step 5: Solve for x
    x = 1,216,033,911,913,009.25/39,788,295.59
  6. Step 6: Final answer
    x = 30,562,603.75

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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.