Finding the Fourth Proportional to 25,791,097.76, 38,685,246.64 and 7,838,802.08
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Solution
The fourth proportional to 25,791,097.76, 38,685,246.64 and 7,838,802.08 is: 11,757,777.61
Step by Step Solution
- Step 1: Write the proportion equation
25,791,097.76 : 38,685,246.64 = 7,838,802.08 : x - Step 2: Convert to fraction form
25,791,097.76/38,685,246.64 = 7,838,802.08/x - Step 3: Cross multiply
25,791,097.76x = 38,685,246.64 × 7,838,802.08 - Step 4: Simplify right side
25,791,097.76x = 303,245,991,826,945 - Step 5: Solve for x
x = 303,245,991,826,945/25,791,097.76 - Step 6: Final answer
x = 11,757,777.61
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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.