Finding the Fourth Proportional to 46,877,223.36, 64,684,433.40 and 27,031,721.68
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Solution
The fourth proportional to 46,877,223.36, 64,684,433.40 and 27,031,721.68 is: 37,300,238.27
Step by Step Solution
- Step 1: Write the proportion equation
46,877,223.36 : 64,684,433.40 = 27,031,721.68 : x - Step 2: Convert to fraction form
46,877,223.36/64,684,433.40 = 27,031,721.68/x - Step 3: Cross multiply
46,877,223.36x = 64,684,433.40 × 27,031,721.68 - Step 4: Simplify right side
46,877,223.36x = 1,748,531,600,697,296 - Step 5: Solve for x
x = 1,748,531,600,697,296/46,877,223.36 - Step 6: Final answer
x = 37,300,238.27
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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.