Finding the Fourth Proportional to 19,852,897.49, 29,772,651.34 and 7,553,941.12
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Solution
The fourth proportional to 19,852,897.49, 29,772,651.34 and 7,553,941.12 is: 11,328,364.30
Step by Step Solution
- Step 1: Write the proportion equation
19,852,897.49 : 29,772,651.34 = 7,553,941.12 : x - Step 2: Convert to fraction form
19,852,897.49/29,772,651.34 = 7,553,941.12/x - Step 3: Cross multiply
19,852,897.49x = 29,772,651.34 × 7,553,941.12 - Step 4: Simplify right side
19,852,897.49x = 224,900,855,255,307.31 - Step 5: Solve for x
x = 224,900,855,255,307.31/19,852,897.49 - Step 6: Final answer
x = 11,328,364.30
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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.