Finding the Fourth Proportional to 14,054,332.95, 19,395,031.77 and 8,175,378.06
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Solution
The fourth proportional to 14,054,332.95, 19,395,031.77 and 8,175,378.06 is: 11,282,052.15
Step by Step Solution
- Step 1: Write the proportion equation
14,054,332.95 : 19,395,031.77 = 8,175,378.06 : x - Step 2: Convert to fraction form
14,054,332.95/19,395,031.77 = 8,175,378.06/x - Step 3: Cross multiply
14,054,332.95x = 19,395,031.77 × 8,175,378.06 - Step 4: Simplify right side
14,054,332.95x = 158,561,717,205,460.97 - Step 5: Solve for x
x = 158,561,717,205,460.97/14,054,332.95 - Step 6: Final answer
x = 11,282,052.15
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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.