Finding the Fourth Proportional to 35,373,706.74, 48,817,940.36 and 21,436,282.17
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Solution
The fourth proportional to 35,373,706.74, 48,817,940.36 and 21,436,282.17 is: 29,583,417.77
Step by Step Solution
- Step 1: Write the proportion equation
35,373,706.74 : 48,817,940.36 = 21,436,282.17 : x - Step 2: Convert to fraction form
35,373,706.74/48,817,940.36 = 21,436,282.17/x - Step 3: Cross multiply
35,373,706.74x = 48,817,940.36 × 21,436,282.17 - Step 4: Simplify right side
35,373,706.74x = 1,046,475,144,408,010 - Step 5: Solve for x
x = 1,046,475,144,408,010/35,373,706.74 - Step 6: Final answer
x = 29,583,417.77
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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.