Finding the Fourth Proportional to 26,919,235.64, 37,147,140.06 and 14,693,730.68
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Solution
The fourth proportional to 26,919,235.64, 37,147,140.06 and 14,693,730.68 is: 20,276,581.36
Step by Step Solution
- Step 1: Write the proportion equation
26,919,235.64 : 37,147,140.06 = 14,693,730.68 : x - Step 2: Convert to fraction form
26,919,235.64/37,147,140.06 = 14,693,730.68/x - Step 3: Cross multiply
26,919,235.64x = 37,147,140.06 × 14,693,730.68 - Step 4: Simplify right side
26,919,235.64x = 545,830,071,573,879.06 - Step 5: Solve for x
x = 545,830,071,573,879.06/26,919,235.64 - Step 6: Final answer
x = 20,276,581.36
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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.