Finding the Fourth Proportional to 10,605,846.04, 14,635,655.58 and 6,482,780.62
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Solution
The fourth proportional to 10,605,846.04, 14,635,655.58 and 6,482,780.62 is: 8,945,985.45
Step by Step Solution
- Step 1: Write the proportion equation
10,605,846.04 : 14,635,655.58 = 6,482,780.62 : x - Step 2: Convert to fraction form
10,605,846.04/14,635,655.58 = 6,482,780.62/x - Step 3: Cross multiply
10,605,846.04x = 14,635,655.58 × 6,482,780.62 - Step 4: Simplify right side
10,605,846.04x = 94,879,744,355,018.86 - Step 5: Solve for x
x = 94,879,744,355,018.86/10,605,846.04 - Step 6: Final answer
x = 8,945,985.45
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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.