Finding the Fourth Proportional to 61,248,349.56, 91,885,976.70 and 18,114,190.08
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Solution
The fourth proportional to 61,248,349.56, 91,885,976.70 and 18,114,190.08 is: 27,175,263.65
Step by Step Solution
- Step 1: Write the proportion equation
61,248,349.56 : 91,885,976.70 = 18,114,190.08 : x - Step 2: Convert to fraction form
61,248,349.56/91,885,976.70 = 18,114,190.08/x - Step 3: Cross multiply
61,248,349.56x = 91,885,976.70 × 18,114,190.08 - Step 4: Simplify right side
61,248,349.56x = 1,664,440,047,630,251 - Step 5: Solve for x
x = 1,664,440,047,630,251/61,248,349.56 - Step 6: Final answer
x = 27,175,263.65
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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.