Home / 30,190,307.40-45,487,116.52-27,315,359.37

Finding the Fourth Proportional to 30,190,307.40, 45,487,116.52 and 27,315,359.37

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Solution

The fourth proportional to 30,190,307.40, 45,487,116.52 and 27,315,359.37 is: 41,155,491.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,190,307.40 : 45,487,116.52 = 27,315,359.37 : x
  2. Step 2: Convert to fraction form
    30,190,307.40/45,487,116.52 = 27,315,359.37/x
  3. Step 3: Cross multiply
    30,190,307.40x = 45,487,116.52 × 27,315,359.37
  4. Step 4: Simplify right side
    30,190,307.40x = 1,242,496,934,380,575.50
  5. Step 5: Solve for x
    x = 1,242,496,934,380,575.50/30,190,307.40
  6. Step 6: Final answer
    x = 41,155,491.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.