Finding the Fourth Proportional to 8,715,790.08, 12,029,264.64 and 5,044,809.60
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Solution
The fourth proportional to 8,715,790.08, 12,029,264.64 and 5,044,809.60 is: 6,962,690.61
Step by Step Solution
- Step 1: Write the proportion equation
8,715,790.08 : 12,029,264.64 = 5,044,809.60 : x - Step 2: Convert to fraction form
8,715,790.08/12,029,264.64 = 5,044,809.60/x - Step 3: Cross multiply
8,715,790.08x = 12,029,264.64 × 5,044,809.60 - Step 4: Simplify right side
8,715,790.08x = 60,685,349,736,812.54 - Step 5: Solve for x
x = 60,685,349,736,812.54/8,715,790.08 - Step 6: Final answer
x = 6,962,690.61
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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.