Finding the Fourth Proportional to 10,782,303.66, 16,159,495.14 and 4,385,124.54
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Solution
The fourth proportional to 10,782,303.66, 16,159,495.14 and 4,385,124.54 is: 6,572,009.19
Step by Step Solution
- Step 1: Write the proportion equation
10,782,303.66 : 16,159,495.14 = 4,385,124.54 : x - Step 2: Convert to fraction form
10,782,303.66/16,159,495.14 = 4,385,124.54/x - Step 3: Cross multiply
10,782,303.66x = 16,159,495.14 × 4,385,124.54 - Step 4: Simplify right side
10,782,303.66x = 70,861,398,692,424.73 - Step 5: Solve for x
x = 70,861,398,692,424.73/10,782,303.66 - Step 6: Final answer
x = 6,572,009.19
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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.