Finding the Fourth Proportional to 14,386,610.19, 19,853,289.76 and 7,860,099.18
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Solution
The fourth proportional to 14,386,610.19, 19,853,289.76 and 7,860,099.18 is: 10,846,809.95
Step by Step Solution
- Step 1: Write the proportion equation
14,386,610.19 : 19,853,289.76 = 7,860,099.18 : x - Step 2: Convert to fraction form
14,386,610.19/19,853,289.76 = 7,860,099.18/x - Step 3: Cross multiply
14,386,610.19x = 19,853,289.76 × 7,860,099.18 - Step 4: Simplify right side
14,386,610.19x = 156,048,826,632,415.66 - Step 5: Solve for x
x = 156,048,826,632,415.66/14,386,610.19 - Step 6: Final answer
x = 10,846,809.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.