Finding the Fourth Proportional to 13,171,316.84, 19,759,325.34 and 4,656,596.84
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Solution
The fourth proportional to 13,171,316.84, 19,759,325.34 and 4,656,596.84 is: 6,985,726.11
Step by Step Solution
- Step 1: Write the proportion equation
13,171,316.84 : 19,759,325.34 = 4,656,596.84 : x - Step 2: Convert to fraction form
13,171,316.84/19,759,325.34 = 4,656,596.84/x - Step 3: Cross multiply
13,171,316.84x = 19,759,325.34 × 4,656,596.84 - Step 4: Simplify right side
13,171,316.84x = 92,011,211,938,775.92 - Step 5: Solve for x
x = 92,011,211,938,775.92/13,171,316.84 - Step 6: Final answer
x = 6,985,726.11
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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.