Finding the Fourth Proportional to 10,112,549.40, 15,168,824.10 and 2,924,317.80
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Solution
The fourth proportional to 10,112,549.40, 15,168,824.10 and 2,924,317.80 is: 4,386,476.70
Step by Step Solution
- Step 1: Write the proportion equation
10,112,549.40 : 15,168,824.10 = 2,924,317.80 : x - Step 2: Convert to fraction form
10,112,549.40/15,168,824.10 = 2,924,317.80/x - Step 3: Cross multiply
10,112,549.40x = 15,168,824.10 × 2,924,317.80 - Step 4: Simplify right side
10,112,549.40x = 44,358,462,320,698.98 - Step 5: Solve for x
x = 44,358,462,320,698.98/10,112,549.40 - Step 6: Final answer
x = 4,386,476.70
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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.