Finding the Fourth Proportional to 53,099,159.94, 79,657,137.99 and 19,019,751.30
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Solution
The fourth proportional to 53,099,159.94, 79,657,137.99 and 19,019,751.30 is: 28,532,635.08
Step by Step Solution
- Step 1: Write the proportion equation
53,099,159.94 : 79,657,137.99 = 19,019,751.30 : x - Step 2: Convert to fraction form
53,099,159.94/79,657,137.99 = 19,019,751.30/x - Step 3: Cross multiply
53,099,159.94x = 79,657,137.99 × 19,019,751.30 - Step 4: Simplify right side
53,099,159.94x = 1,515,058,953,839,581.75 - Step 5: Solve for x
x = 1,515,058,953,839,581.75/53,099,159.94 - Step 6: Final answer
x = 28,532,635.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.