Finding the Fourth Proportional to 49,178,710.06, 73,804,970.70 and 18,503,541.88
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Solution
The fourth proportional to 49,178,710.06, 73,804,970.70 and 18,503,541.88 is: 27,769,198.59
Step by Step Solution
- Step 1: Write the proportion equation
49,178,710.06 : 73,804,970.70 = 18,503,541.88 : x - Step 2: Convert to fraction form
49,178,710.06/73,804,970.70 = 18,503,541.88/x - Step 3: Cross multiply
49,178,710.06x = 73,804,970.70 × 18,503,541.88 - Step 4: Simplify right side
49,178,710.06x = 1,365,653,366,299,623 - Step 5: Solve for x
x = 1,365,653,366,299,623/49,178,710.06 - Step 6: Final answer
x = 27,769,198.59
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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.