Finding the Fourth Proportional to 26,984,838.35, 37,239,082.76 and 15,226,602.35
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Solution
The fourth proportional to 26,984,838.35, 37,239,082.76 and 15,226,602.35 is: 21,012,714.53
Step by Step Solution
- Step 1: Write the proportion equation
26,984,838.35 : 37,239,082.76 = 15,226,602.35 : x - Step 2: Convert to fraction form
26,984,838.35/37,239,082.76 = 15,226,602.35/x - Step 3: Cross multiply
26,984,838.35x = 37,239,082.76 × 15,226,602.35 - Step 4: Simplify right side
26,984,838.35x = 567,024,704,917,131.62 - Step 5: Solve for x
x = 567,024,704,917,131.62/26,984,838.35 - Step 6: Final answer
x = 21,012,714.53
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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.