Finding the Fourth Proportional to 12,127,125.64, 16,735,330.74 and 6,694,501
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Solution
The fourth proportional to 12,127,125.64, 16,735,330.74 and 6,694,501 is: 9,238,354.72
Step by Step Solution
- Step 1: Write the proportion equation
12,127,125.64 : 16,735,330.74 = 6,694,501 : x - Step 2: Convert to fraction form
12,127,125.64/16,735,330.74 = 6,694,501/x - Step 3: Cross multiply
12,127,125.64x = 16,735,330.74 × 6,694,501 - Step 4: Simplify right side
12,127,125.64x = 112,034,688,374,260.73 - Step 5: Solve for x
x = 112,034,688,374,260.73/12,127,125.64 - Step 6: Final answer
x = 9,238,354.72
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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.