Finding the Fourth Proportional to 15,221,806.35, 22,830,495.17 and 4,436,211.26
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Solution
The fourth proportional to 15,221,806.35, 22,830,495.17 and 4,436,211.26 is: 6,653,671.53
Step by Step Solution
- Step 1: Write the proportion equation
15,221,806.35 : 22,830,495.17 = 4,436,211.26 : x - Step 2: Convert to fraction form
15,221,806.35/22,830,495.17 = 4,436,211.26/x - Step 3: Cross multiply
15,221,806.35x = 22,830,495.17 × 4,436,211.26 - Step 4: Simplify right side
15,221,806.35x = 101,280,899,608,196.08 - Step 5: Solve for x
x = 101,280,899,608,196.08/15,221,806.35 - Step 6: Final answer
x = 6,653,671.53
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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.