Finding the Fourth Proportional to 29,397,069.74, 40,570,228.66 and 17,636,780.70
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Solution
The fourth proportional to 29,397,069.74, 40,570,228.66 and 17,636,780.70 is: 24,340,120.70
Step by Step Solution
- Step 1: Write the proportion equation
29,397,069.74 : 40,570,228.66 = 17,636,780.70 : x - Step 2: Convert to fraction form
29,397,069.74/40,570,228.66 = 17,636,780.70/x - Step 3: Cross multiply
29,397,069.74x = 40,570,228.66 × 17,636,780.70 - Step 4: Simplify right side
29,397,069.74x = 715,528,225,825,274.75 - Step 5: Solve for x
x = 715,528,225,825,274.75/29,397,069.74 - Step 6: Final answer
x = 24,340,120.70
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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.