Finding the Fourth Proportional to 8,905,981.08, 12,290,258.34 and 4,831,599
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Solution
The fourth proportional to 8,905,981.08, 12,290,258.34 and 4,831,599 is: 6,667,609.03
Step by Step Solution
- Step 1: Write the proportion equation
8,905,981.08 : 12,290,258.34 = 4,831,599 : x - Step 2: Convert to fraction form
8,905,981.08/12,290,258.34 = 4,831,599/x - Step 3: Cross multiply
8,905,981.08x = 12,290,258.34 × 4,831,599 - Step 4: Simplify right side
8,905,981.08x = 59,381,599,905,285.66 - Step 5: Solve for x
x = 59,381,599,905,285.66/8,905,981.08 - Step 6: Final answer
x = 6,667,609.03
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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.