Finding the Fourth Proportional to 10,366,263.24, 15,549,401.79 and 4,299,366.03
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Solution
The fourth proportional to 10,366,263.24, 15,549,401.79 and 4,299,366.03 is: 6,449,051.92
Step by Step Solution
- Step 1: Write the proportion equation
10,366,263.24 : 15,549,401.79 = 4,299,366.03 : x - Step 2: Convert to fraction form
10,366,263.24/15,549,401.79 = 4,299,366.03/x - Step 3: Cross multiply
10,366,263.24x = 15,549,401.79 × 4,299,366.03 - Step 4: Simplify right side
10,366,263.24x = 66,852,569,842,747.20 - Step 5: Solve for x
x = 66,852,569,842,747.20/10,366,263.24 - Step 6: Final answer
x = 6,449,051.92
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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.