Finding the Fourth Proportional to 40,539,964.68, 60,813,265.80 and 11,786,065.08
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Solution
The fourth proportional to 40,539,964.68, 60,813,265.80 and 11,786,065.08 is: 17,680,062.48
Step by Step Solution
- Step 1: Write the proportion equation
40,539,964.68 : 60,813,265.80 = 11,786,065.08 : x - Step 2: Convert to fraction form
40,539,964.68/60,813,265.80 = 11,786,065.08/x - Step 3: Cross multiply
40,539,964.68x = 60,813,265.80 × 11,786,065.08 - Step 4: Simplify right side
40,539,964.68x = 716,749,108,446,138.25 - Step 5: Solve for x
x = 716,749,108,446,138.25/40,539,964.68 - Step 6: Final answer
x = 17,680,062.48
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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.