Finding the Fourth Proportional to 26,480,247.33, 39,720,312.27 and 7,049,478.09
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Solution
The fourth proportional to 26,480,247.33, 39,720,312.27 and 7,049,478.09 is: 10,574,201.50
Step by Step Solution
- Step 1: Write the proportion equation
26,480,247.33 : 39,720,312.27 = 7,049,478.09 : x - Step 2: Convert to fraction form
26,480,247.33/39,720,312.27 = 7,049,478.09/x - Step 3: Cross multiply
26,480,247.33x = 39,720,312.27 × 7,049,478.09 - Step 4: Simplify right side
26,480,247.33x = 280,007,471,075,323.19 - Step 5: Solve for x
x = 280,007,471,075,323.19/26,480,247.33 - Step 6: Final answer
x = 10,574,201.50
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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.