Finding the Fourth Proportional to 6,526,813.68, 8,999,742.06 and 4,462,165.80
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Solution
The fourth proportional to 6,526,813.68, 8,999,742.06 and 4,462,165.80 is: 6,152,824.82
Step by Step Solution
- Step 1: Write the proportion equation
6,526,813.68 : 8,999,742.06 = 4,462,165.80 : x - Step 2: Convert to fraction form
6,526,813.68/8,999,742.06 = 4,462,165.80/x - Step 3: Cross multiply
6,526,813.68x = 8,999,742.06 × 4,462,165.80 - Step 4: Simplify right side
6,526,813.68x = 40,158,341,228,953.55 - Step 5: Solve for x
x = 40,158,341,228,953.55/6,526,813.68 - Step 6: Final answer
x = 6,152,824.82
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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.