Finding the Fourth Proportional to 56,160,614.63, 84,240,921.95 and 13,610,342.63
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Solution
The fourth proportional to 56,160,614.63, 84,240,921.95 and 13,610,342.63 is: 20,415,513.94
Step by Step Solution
- Step 1: Write the proportion equation
56,160,614.63 : 84,240,921.95 = 13,610,342.63 : x - Step 2: Convert to fraction form
56,160,614.63/84,240,921.95 = 13,610,342.63/x - Step 3: Cross multiply
56,160,614.63x = 84,240,921.95 × 13,610,342.63 - Step 4: Simplify right side
56,160,614.63x = 1,146,547,810,717,331.25 - Step 5: Solve for x
x = 1,146,547,810,717,331.25/56,160,614.63 - Step 6: Final answer
x = 20,415,513.94
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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.