Finding the Fourth Proportional to 10,669,748.95, 14,724,252.45 and 5,774,970.19
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Solution
The fourth proportional to 10,669,748.95, 14,724,252.45 and 5,774,970.19 is: 7,969,458.27
Step by Step Solution
- Step 1: Write the proportion equation
10,669,748.95 : 14,724,252.45 = 5,774,970.19 : x - Step 2: Convert to fraction form
10,669,748.95/14,724,252.45 = 5,774,970.19/x - Step 3: Cross multiply
10,669,748.95x = 14,724,252.45 × 5,774,970.19 - Step 4: Simplify right side
10,669,748.95x = 85,032,118,968,784.47 - Step 5: Solve for x
x = 85,032,118,968,784.47/10,669,748.95 - Step 6: Final answer
x = 7,969,458.27
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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.