Finding the Fourth Proportional to 19,050,144.48, 28,572,952.88 and 6,267,479.20
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Solution
The fourth proportional to 19,050,144.48, 28,572,952.88 and 6,267,479.20 is: 9,400,474.00
Step by Step Solution
- Step 1: Write the proportion equation
19,050,144.48 : 28,572,952.88 = 6,267,479.20 : x - Step 2: Convert to fraction form
19,050,144.48/28,572,952.88 = 6,267,479.20/x - Step 3: Cross multiply
19,050,144.48x = 28,572,952.88 × 6,267,479.20 - Step 4: Simplify right side
19,050,144.48x = 179,080,387,857,980.09 - Step 5: Solve for x
x = 179,080,387,857,980.09/19,050,144.48 - Step 6: Final answer
x = 9,400,474.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.