Finding the Fourth Proportional to 19,935,267.83, 29,907,946.28 and 5,558,335.62
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Solution
The fourth proportional to 19,935,267.83, 29,907,946.28 and 5,558,335.62 is: 8,338,909.94
Step by Step Solution
- Step 1: Write the proportion equation
19,935,267.83 : 29,907,946.28 = 5,558,335.62 : x - Step 2: Convert to fraction form
19,935,267.83/29,907,946.28 = 5,558,335.62/x - Step 3: Cross multiply
19,935,267.83x = 29,907,946.28 × 5,558,335.62 - Step 4: Simplify right side
19,935,267.83x = 166,238,403,129,170.50 - Step 5: Solve for x
x = 166,238,403,129,170.50/19,935,267.83 - Step 6: Final answer
x = 8,338,909.94
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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.