Finding the Fourth Proportional to 7,575,816.18, 11,363,966.40 and 2,964,619.68
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Solution
The fourth proportional to 7,575,816.18, 11,363,966.40 and 2,964,619.68 is: 4,447,024.27
Step by Step Solution
- Step 1: Write the proportion equation
7,575,816.18 : 11,363,966.40 = 2,964,619.68 : x - Step 2: Convert to fraction form
7,575,816.18/11,363,966.40 = 2,964,619.68/x - Step 3: Cross multiply
7,575,816.18x = 11,363,966.40 × 2,964,619.68 - Step 4: Simplify right side
7,575,816.18x = 33,689,838,432,298.75 - Step 5: Solve for x
x = 33,689,838,432,298.75/7,575,816.18 - Step 6: Final answer
x = 4,447,024.27
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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.