Finding the Fourth Proportional to 11,391,594.48, 15,719,794.74 and 6,233,959.62
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Solution
The fourth proportional to 11,391,594.48, 15,719,794.74 and 6,233,959.62 is: 8,602,532.84
Step by Step Solution
- Step 1: Write the proportion equation
11,391,594.48 : 15,719,794.74 = 6,233,959.62 : x - Step 2: Convert to fraction form
11,391,594.48/15,719,794.74 = 6,233,959.62/x - Step 3: Cross multiply
11,391,594.48x = 15,719,794.74 × 6,233,959.62 - Step 4: Simplify right side
11,391,594.48x = 97,996,565,643,848.41 - Step 5: Solve for x
x = 97,996,565,643,848.41/11,391,594.48 - Step 6: Final answer
x = 8,602,532.84
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1.5x scale
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.