Finding the Fourth Proportional to 40,772,301.64, 56,265,784.74 and 22,437,587.08
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Solution
The fourth proportional to 40,772,301.64, 56,265,784.74 and 22,437,587.08 is: 30,963,874.84
Step by Step Solution
- Step 1: Write the proportion equation
40,772,301.64 : 56,265,784.74 = 22,437,587.08 : x - Step 2: Convert to fraction form
40,772,301.64/56,265,784.74 = 22,437,587.08/x - Step 3: Cross multiply
40,772,301.64x = 56,265,784.74 × 22,437,587.08 - Step 4: Simplify right side
40,772,301.64x = 1,262,468,444,728,285 - Step 5: Solve for x
x = 1,262,468,444,728,285/40,772,301.64 - Step 6: Final answer
x = 30,963,874.84
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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.