Finding the Fourth Proportional to 10,453,663.96, 15,677,696.58 and 2,878,829.08
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Solution
The fourth proportional to 10,453,663.96, 15,677,696.58 and 2,878,829.08 is: 4,317,472.71
Step by Step Solution
- Step 1: Write the proportion equation
10,453,663.96 : 15,677,696.58 = 2,878,829.08 : x - Step 2: Convert to fraction form
10,453,663.96/15,677,696.58 = 2,878,829.08/x - Step 3: Cross multiply
10,453,663.96x = 15,677,696.58 × 2,878,829.08 - Step 4: Simplify right side
10,453,663.96x = 45,133,408,821,920.55 - Step 5: Solve for x
x = 45,133,408,821,920.55/10,453,663.96 - Step 6: Final answer
x = 4,317,472.71
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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.