Finding the Fourth Proportional to 54,027,612.12, 74,558,088.66 and 29,247,780.78
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Solution
The fourth proportional to 54,027,612.12, 74,558,088.66 and 29,247,780.78 is: 40,361,928.78
Step by Step Solution
- Step 1: Write the proportion equation
54,027,612.12 : 74,558,088.66 = 29,247,780.78 : x - Step 2: Convert to fraction form
54,027,612.12/74,558,088.66 = 29,247,780.78/x - Step 3: Cross multiply
54,027,612.12x = 74,558,088.66 × 29,247,780.78 - Step 4: Simplify right side
54,027,612.12x = 2,180,658,632,503,484 - Step 5: Solve for x
x = 2,180,658,632,503,484/54,027,612.12 - Step 6: Final answer
x = 40,361,928.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.