Finding the Fourth Proportional to 11,840,254.71, 16,339,551.35 and 6,407,746.71
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Solution
The fourth proportional to 11,840,254.71, 16,339,551.35 and 6,407,746.71 is: 8,842,690.38
Step by Step Solution
- Step 1: Write the proportion equation
11,840,254.71 : 16,339,551.35 = 6,407,746.71 : x - Step 2: Convert to fraction form
11,840,254.71/16,339,551.35 = 6,407,746.71/x - Step 3: Cross multiply
11,840,254.71x = 16,339,551.35 × 6,407,746.71 - Step 4: Simplify right side
11,840,254.71x = 104,699,706,373,799.83 - Step 5: Solve for x
x = 104,699,706,373,799.83/11,840,254.71 - Step 6: Final answer
x = 8,842,690.38
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1.5x scale
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.