Finding the Fourth Proportional to 10,334,442.90, 15,501,664.35 and 8,092,497.30
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Solution
The fourth proportional to 10,334,442.90, 15,501,664.35 and 8,092,497.30 is: 12,138,745.95
Step by Step Solution
- Step 1: Write the proportion equation
10,334,442.90 : 15,501,664.35 = 8,092,497.30 : x - Step 2: Convert to fraction form
10,334,442.90/15,501,664.35 = 8,092,497.30/x - Step 3: Cross multiply
10,334,442.90x = 15,501,664.35 × 8,092,497.30 - Step 4: Simplify right side
10,334,442.90x = 125,447,176,897,881.25 - Step 5: Solve for x
x = 125,447,176,897,881.25/10,334,442.90 - Step 6: Final answer
x = 12,138,745.95
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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.