Finding the Fourth Proportional to 26,393,176.76, 39,580,054.50 and 9,116,981.08
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Solution
The fourth proportional to 26,393,176.76, 39,580,054.50 and 9,116,981.08 is: 13,672,117.28
Step by Step Solution
- Step 1: Write the proportion equation
26,393,176.76 : 39,580,054.50 = 9,116,981.08 : x - Step 2: Convert to fraction form
26,393,176.76/39,580,054.50 = 9,116,981.08/x - Step 3: Cross multiply
26,393,176.76x = 39,580,054.50 × 9,116,981.08 - Step 4: Simplify right side
26,393,176.76x = 360,850,608,021,868.88 - Step 5: Solve for x
x = 360,850,608,021,868.88/26,393,176.76 - Step 6: Final answer
x = 13,672,117.28
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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.