Finding the Fourth Proportional to 9,097,370.13, 12,549,839.85 and 5,423,700.99
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Solution
The fourth proportional to 9,097,370.13, 12,549,839.85 and 5,423,700.99 is: 7,482,006.10
Step by Step Solution
- Step 1: Write the proportion equation
9,097,370.13 : 12,549,839.85 = 5,423,700.99 : x - Step 2: Convert to fraction form
9,097,370.13/12,549,839.85 = 5,423,700.99/x - Step 3: Cross multiply
9,097,370.13x = 12,549,839.85 × 5,423,700.99 - Step 4: Simplify right side
9,097,370.13x = 68,066,578,818,786.45 - Step 5: Solve for x
x = 68,066,578,818,786.45/9,097,370.13 - Step 6: Final answer
x = 7,482,006.10
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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.