Finding the Fourth Proportional to 10,528,260.86, 14,526,509.99 and 6,115,364.34
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Solution
The fourth proportional to 10,528,260.86, 14,526,509.99 and 6,115,364.34 is: 8,437,756.47
Step by Step Solution
- Step 1: Write the proportion equation
10,528,260.86 : 14,526,509.99 = 6,115,364.34 : x - Step 2: Convert to fraction form
10,528,260.86/14,526,509.99 = 6,115,364.34/x - Step 3: Cross multiply
10,528,260.86x = 14,526,509.99 × 6,115,364.34 - Step 4: Simplify right side
10,528,260.86x = 88,834,901,177,499.75 - Step 5: Solve for x
x = 88,834,901,177,499.75/10,528,260.86 - Step 6: Final answer
x = 8,437,756.47
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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.