Finding the Fourth Proportional to 10,508,670.42, 15,763,670.64 and 4,442,271.27
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Solution
The fourth proportional to 10,508,670.42, 15,763,670.64 and 4,442,271.27 is: 6,663,688.02
Step by Step Solution
- Step 1: Write the proportion equation
10,508,670.42 : 15,763,670.64 = 4,442,271.27 : x - Step 2: Convert to fraction form
10,508,670.42/15,763,670.64 = 4,442,271.27/x - Step 3: Cross multiply
10,508,670.42x = 15,763,670.64 × 4,442,271.27 - Step 4: Simplify right side
10,508,670.42x = 70,026,501,193,814.51 - Step 5: Solve for x
x = 70,026,501,193,814.51/10,508,670.42 - Step 6: Final answer
x = 6,663,688.02
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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.