Finding the Fourth Proportional to 11,028,019.08, 15,219,086.22 and 6,133,595.09
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Solution
The fourth proportional to 11,028,019.08, 15,219,086.22 and 6,133,595.09 is: 8,464,594.76
Step by Step Solution
- Step 1: Write the proportion equation
11,028,019.08 : 15,219,086.22 = 6,133,595.09 : x - Step 2: Convert to fraction form
11,028,019.08/15,219,086.22 = 6,133,595.09/x - Step 3: Cross multiply
11,028,019.08x = 15,219,086.22 × 6,133,595.09 - Step 4: Simplify right side
11,028,019.08x = 93,347,712,513,278.66 - Step 5: Solve for x
x = 93,347,712,513,278.66/11,028,019.08 - Step 6: Final answer
x = 8,464,594.76
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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.