Finding the Fourth Proportional to 26,116,688.79, 39,175,402.34 and 9,943,524.50
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Solution
The fourth proportional to 26,116,688.79, 39,175,402.34 and 9,943,524.50 is: 14,915,427.29
Step by Step Solution
- Step 1: Write the proportion equation
26,116,688.79 : 39,175,402.34 = 9,943,524.50 : x - Step 2: Convert to fraction form
26,116,688.79/39,175,402.34 = 9,943,524.50/x - Step 3: Cross multiply
26,116,688.79x = 39,175,402.34 × 9,943,524.50 - Step 4: Simplify right side
26,116,688.79x = 389,541,572,794,129.12 - Step 5: Solve for x
x = 389,541,572,794,129.12/26,116,688.79 - Step 6: Final answer
x = 14,915,427.29
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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.