Finding the Fourth Proportional to 63,212,916.16, 94,828,398.40 and 19,497,354.24
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Solution
The fourth proportional to 63,212,916.16, 94,828,398.40 and 19,497,354.24 is: 29,248,814.77
Step by Step Solution
- Step 1: Write the proportion equation
63,212,916.16 : 94,828,398.40 = 19,497,354.24 : x - Step 2: Convert to fraction form
63,212,916.16/94,828,398.40 = 19,497,354.24/x - Step 3: Cross multiply
63,212,916.16x = 94,828,398.40 × 19,497,354.24 - Step 4: Simplify right side
63,212,916.16x = 1,848,902,875,616,649.25 - Step 5: Solve for x
x = 1,848,902,875,616,649.25/63,212,916.16 - Step 6: Final answer
x = 29,248,814.77
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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.