Finding the Fourth Proportional to 6,946,445.36, 10,418,722.14 and 1,828,446.66
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Solution
The fourth proportional to 6,946,445.36, 10,418,722.14 and 1,828,446.66 is: 2,742,421.00
Step by Step Solution
- Step 1: Write the proportion equation
6,946,445.36 : 10,418,722.14 = 1,828,446.66 : x - Step 2: Convert to fraction form
6,946,445.36/10,418,722.14 = 1,828,446.66/x - Step 3: Cross multiply
6,946,445.36x = 10,418,722.14 × 1,828,446.66 - Step 4: Simplify right side
6,946,445.36x = 19,050,077,646,257.44 - Step 5: Solve for x
x = 19,050,077,646,257.44/6,946,445.36 - Step 6: Final answer
x = 2,742,421.00
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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.