Finding the Fourth Proportional to 9,999,090.09, 15,004,095.35 and 4,240,928.07
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Solution
The fourth proportional to 9,999,090.09, 15,004,095.35 and 4,240,928.07 is: 6,363,707.95
Step by Step Solution
- Step 1: Write the proportion equation
9,999,090.09 : 15,004,095.35 = 4,240,928.07 : x - Step 2: Convert to fraction form
9,999,090.09/15,004,095.35 = 4,240,928.07/x - Step 3: Cross multiply
9,999,090.09x = 15,004,095.35 × 4,240,928.07 - Step 4: Simplify right side
9,999,090.09x = 63,631,289,113,566.84 - Step 5: Solve for x
x = 63,631,289,113,566.84/9,999,090.09 - Step 6: Final answer
x = 6,363,707.95
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1.5x scale
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.