Finding the Fourth Proportional to 14,069,295.61, 19,416,234.74 and 7,789,822.88
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Solution
The fourth proportional to 14,069,295.61, 19,416,234.74 and 7,789,822.88 is: 10,750,291.54
Step by Step Solution
- Step 1: Write the proportion equation
14,069,295.61 : 19,416,234.74 = 7,789,822.88 : x - Step 2: Convert to fraction form
14,069,295.61/19,416,234.74 = 7,789,822.88/x - Step 3: Cross multiply
14,069,295.61x = 19,416,234.74 × 7,789,822.88 - Step 4: Simplify right side
14,069,295.61x = 151,249,029,485,072.56 - Step 5: Solve for x
x = 151,249,029,485,072.56/14,069,295.61 - Step 6: Final answer
x = 10,750,291.54
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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.