Home / 30,127,698.90-41,020,012.31-30,032,039.52

Finding the Fourth Proportional to 30,127,698.90, 41,020,012.31 and 30,032,039.52

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Solution

The fourth proportional to 30,127,698.90, 41,020,012.31 and 30,032,039.52 is: 40,889,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127,698.90 : 41,020,012.31 = 30,032,039.52 : x
  2. Step 2: Convert to fraction form
    30,127,698.90/41,020,012.31 = 30,032,039.52/x
  3. Step 3: Cross multiply
    30,127,698.90x = 41,020,012.31 × 30,032,039.52
  4. Step 4: Simplify right side
    30,127,698.90x = 1,231,914,630,654,646.25
  5. Step 5: Solve for x
    x = 1,231,914,630,654,646.25/30,127,698.90
  6. Step 6: Final answer
    x = 40,889,768.41

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.