Finding the Fourth Proportional to 55,693,688.57, 83,557,638.84 and 26,584,672.10
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Solution
The fourth proportional to 55,693,688.57, 83,557,638.84 and 26,584,672.10 is: 39,885,173.47
Step by Step Solution
- Step 1: Write the proportion equation
55,693,688.57 : 83,557,638.84 = 26,584,672.10 : x - Step 2: Convert to fraction form
55,693,688.57/83,557,638.84 = 26,584,672.10/x - Step 3: Cross multiply
55,693,688.57x = 83,557,638.84 × 26,584,672.10 - Step 4: Simplify right side
55,693,688.57x = 2,221,352,429,593,836.25 - Step 5: Solve for x
x = 2,221,352,429,593,836.25/55,693,688.57 - Step 6: Final answer
x = 39,885,173.47
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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.