Finding the Fourth Proportional to 19,303,208.55, 28,954,788.35 and 4,926,276.63
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Solution
The fourth proportional to 19,303,208.55, 28,954,788.35 and 4,926,276.63 is: 7,389,408.70
Step by Step Solution
- Step 1: Write the proportion equation
19,303,208.55 : 28,954,788.35 = 4,926,276.63 : x - Step 2: Convert to fraction form
19,303,208.55/28,954,788.35 = 4,926,276.63/x - Step 3: Cross multiply
19,303,208.55x = 28,954,788.35 × 4,926,276.63 - Step 4: Simplify right side
19,303,208.55x = 142,639,297,150,569.88 - Step 5: Solve for x
x = 142,639,297,150,569.88/19,303,208.55 - Step 6: Final answer
x = 7,389,408.70
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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.