Finding the Fourth Proportional to 35,381,525.83, 48,818,427.44 and 19,905,963.91
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Solution
The fourth proportional to 35,381,525.83, 48,818,427.44 and 19,905,963.91 is: 27,465,685.32
Step by Step Solution
- Step 1: Write the proportion equation
35,381,525.83 : 48,818,427.44 = 19,905,963.91 : x - Step 2: Convert to fraction form
35,381,525.83/48,818,427.44 = 19,905,963.91/x - Step 3: Cross multiply
35,381,525.83x = 48,818,427.44 × 19,905,963.91 - Step 4: Simplify right side
35,381,525.83x = 971,777,854,542,017.75 - Step 5: Solve for x
x = 971,777,854,542,017.75/35,381,525.83 - Step 6: Final answer
x = 27,465,685.32
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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.