Finding the Fourth Proportional to 26,423,663.36, 39,633,570.72 and 11,855,094.08
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Solution
The fourth proportional to 26,423,663.36, 39,633,570.72 and 11,855,094.08 is: 17,781,777.77
Step by Step Solution
- Step 1: Write the proportion equation
26,423,663.36 : 39,633,570.72 = 11,855,094.08 : x - Step 2: Convert to fraction form
26,423,663.36/39,633,570.72 = 11,855,094.08/x - Step 3: Cross multiply
26,423,663.36x = 39,633,570.72 × 11,855,094.08 - Step 4: Simplify right side
26,423,663.36x = 469,859,709,611,933.31 - Step 5: Solve for x
x = 469,859,709,611,933.31/26,423,663.36 - Step 6: Final answer
x = 17,781,777.77
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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.