Finding the Fourth Proportional to 10,119,420.66, 13,964,756.67 and 5,473,210.44
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Solution
The fourth proportional to 10,119,420.66, 13,964,756.67 and 5,473,210.44 is: 7,553,006.70
Step by Step Solution
- Step 1: Write the proportion equation
10,119,420.66 : 13,964,756.67 = 5,473,210.44 : x - Step 2: Convert to fraction form
10,119,420.66/13,964,756.67 = 5,473,210.44/x - Step 3: Cross multiply
10,119,420.66x = 13,964,756.67 × 5,473,210.44 - Step 4: Simplify right side
10,119,420.66x = 76,432,051,998,303.64 - Step 5: Solve for x
x = 76,432,051,998,303.64/10,119,420.66 - Step 6: Final answer
x = 7,553,006.70
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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.