Finding the Fourth Proportional to 7,566,554.36, 10,442,097.06 and 4,128,984.02
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Solution
The fourth proportional to 7,566,554.36, 10,442,097.06 and 4,128,984.02 is: 5,698,135.48
Step by Step Solution
- Step 1: Write the proportion equation
7,566,554.36 : 10,442,097.06 = 4,128,984.02 : x - Step 2: Convert to fraction form
7,566,554.36/10,442,097.06 = 4,128,984.02/x - Step 3: Cross multiply
7,566,554.36x = 10,442,097.06 × 4,128,984.02 - Step 4: Simplify right side
7,566,554.36x = 43,115,251,896,028.98 - Step 5: Solve for x
x = 43,115,251,896,028.98/7,566,554.36 - Step 6: Final answer
x = 5,698,135.48
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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.