Finding the Fourth Proportional to 35,646,776.64, 53,471,201.76 and 8,720,424
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Solution
The fourth proportional to 35,646,776.64, 53,471,201.76 and 8,720,424 is: 13,080,889.64
Step by Step Solution
- Step 1: Write the proportion equation
35,646,776.64 : 53,471,201.76 = 8,720,424 : x - Step 2: Convert to fraction form
35,646,776.64/53,471,201.76 = 8,720,424/x - Step 3: Cross multiply
35,646,776.64x = 53,471,201.76 × 8,720,424 - Step 4: Simplify right side
35,646,776.64x = 466,291,551,136,746.25 - Step 5: Solve for x
x = 466,291,551,136,746.25/35,646,776.64 - Step 6: Final answer
x = 13,080,889.64
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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.