Finding the Fourth Proportional to 7,566,460.33, 10,441,967.30 and 4,128,889.99
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Solution
The fourth proportional to 7,566,460.33, 10,441,967.30 and 4,128,889.99 is: 5,698,005.72
Step by Step Solution
- Step 1: Write the proportion equation
7,566,460.33 : 10,441,967.30 = 4,128,889.99 : x - Step 2: Convert to fraction form
7,566,460.33/10,441,967.30 = 4,128,889.99/x - Step 3: Cross multiply
7,566,460.33x = 10,441,967.30 × 4,128,889.99 - Step 4: Simplify right side
7,566,460.33x = 43,113,734,260,877.34 - Step 5: Solve for x
x = 43,113,734,260,877.34/7,566,460.33 - Step 6: Final answer
x = 5,698,005.72
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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.