Finding the Fourth Proportional to 7,333,303.42, 10,121,818.98 and 5,011,135.84
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Solution
The fourth proportional to 7,333,303.42, 10,121,818.98 and 5,011,135.84 is: 6,916,638.65
Step by Step Solution
- Step 1: Write the proportion equation
7,333,303.42 : 10,121,818.98 = 5,011,135.84 : x - Step 2: Convert to fraction form
7,333,303.42/10,121,818.98 = 5,011,135.84/x - Step 3: Cross multiply
7,333,303.42x = 10,121,818.98 × 5,011,135.84 - Step 4: Simplify right side
7,333,303.42x = 50,721,809,856,670.24 - Step 5: Solve for x
x = 50,721,809,856,670.24/7,333,303.42 - Step 6: Final answer
x = 6,916,638.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.