Finding the Fourth Proportional to 6,645,352, 9,170,589.45 and 3,589,566.28
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Solution
The fourth proportional to 6,645,352, 9,170,589.45 and 3,589,566.28 is: 4,953,603.46
Step by Step Solution
- Step 1: Write the proportion equation
6,645,352 : 9,170,589.45 = 3,589,566.28 : x - Step 2: Convert to fraction form
6,645,352/9,170,589.45 = 3,589,566.28/x - Step 3: Cross multiply
6,645,352x = 9,170,589.45 × 3,589,566.28 - Step 4: Simplify right side
6,645,352x = 32,918,438,657,443.74 - Step 5: Solve for x
x = 32,918,438,657,443.74/6,645,352 - Step 6: Final answer
x = 4,953,603.46
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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.