Finding the Fourth Proportional to 7,519,001.49, 10,375,953.53 and 4,255,746.12
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Solution
The fourth proportional to 7,519,001.49, 10,375,953.53 and 4,255,746.12 is: 5,872,777.66
Step by Step Solution
- Step 1: Write the proportion equation
7,519,001.49 : 10,375,953.53 = 4,255,746.12 : x - Step 2: Convert to fraction form
7,519,001.49/10,375,953.53 = 4,255,746.12/x - Step 3: Cross multiply
7,519,001.49x = 10,375,953.53 × 4,255,746.12 - Step 4: Simplify right side
7,519,001.49x = 44,157,423,955,319.08 - Step 5: Solve for x
x = 44,157,423,955,319.08/7,519,001.49 - Step 6: Final answer
x = 5,872,777.66
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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.