Finding the Fourth Proportional to 10,021,069.58, 15,033,476.90 and 4,556,565.68
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Solution
The fourth proportional to 10,021,069.58, 15,033,476.90 and 4,556,565.68 is: 6,835,699.96
Step by Step Solution
- Step 1: Write the proportion equation
10,021,069.58 : 15,033,476.90 = 4,556,565.68 : x - Step 2: Convert to fraction form
10,021,069.58/15,033,476.90 = 4,556,565.68/x - Step 3: Cross multiply
10,021,069.58x = 15,033,476.90 × 4,556,565.68 - Step 4: Simplify right side
10,021,069.58x = 68,501,024,893,612.79 - Step 5: Solve for x
x = 68,501,024,893,612.79/10,021,069.58 - Step 6: Final answer
x = 6,835,699.96
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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.