Finding the Fourth Proportional to 67,546,373.58, 101,321,219.15 and 19,023,899.09
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Solution
The fourth proportional to 67,546,373.58, 101,321,219.15 and 19,023,899.09 is: 28,536,315.81
Step by Step Solution
- Step 1: Write the proportion equation
67,546,373.58 : 101,321,219.15 = 19,023,899.09 : x - Step 2: Convert to fraction form
67,546,373.58/101,321,219.15 = 19,023,899.09/x - Step 3: Cross multiply
67,546,373.58x = 101,321,219.15 × 19,023,899.09 - Step 4: Simplify right side
67,546,373.58x = 1,927,524,648,183,650 - Step 5: Solve for x
x = 1,927,524,648,183,650/67,546,373.58 - Step 6: Final answer
x = 28,536,315.81
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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.