Finding the Fourth Proportional to 6,607,678.95, 9,921,248.02 and 3,695,477.47
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Solution
The fourth proportional to 6,607,678.95, 9,921,248.02 and 3,695,477.47 is: 5,548,657.68
Step by Step Solution
- Step 1: Write the proportion equation
6,607,678.95 : 9,921,248.02 = 3,695,477.47 : x - Step 2: Convert to fraction form
6,607,678.95/9,921,248.02 = 3,695,477.47/x - Step 3: Cross multiply
6,607,678.95x = 9,921,248.02 × 3,695,477.47 - Step 4: Simplify right side
6,607,678.95x = 36,663,748,556,995.23 - Step 5: Solve for x
x = 36,663,748,556,995.23/6,607,678.95 - Step 6: Final answer
x = 5,548,657.68
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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.