Finding the Fourth Proportional to 6,406,353.48, 8,840,165.94 and 4,337,159.88
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Solution
The fourth proportional to 6,406,353.48, 8,840,165.94 and 4,337,159.88 is: 5,984,873.17
Step by Step Solution
- Step 1: Write the proportion equation
6,406,353.48 : 8,840,165.94 = 4,337,159.88 : x - Step 2: Convert to fraction form
6,406,353.48/8,840,165.94 = 4,337,159.88/x - Step 3: Cross multiply
6,406,353.48x = 8,840,165.94 × 4,337,159.88 - Step 4: Simplify right side
6,406,353.48x = 38,341,213,047,510.48 - Step 5: Solve for x
x = 38,341,213,047,510.48/6,406,353.48 - Step 6: Final answer
x = 5,984,873.17
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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.