Finding the Fourth Proportional to 29,014,304.19, 40,038,158.52 and 15,959,455.62
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Solution
The fourth proportional to 29,014,304.19, 40,038,158.52 and 15,959,455.62 is: 22,023,178.97
Step by Step Solution
- Step 1: Write the proportion equation
29,014,304.19 : 40,038,158.52 = 15,959,455.62 : x - Step 2: Convert to fraction form
29,014,304.19/40,038,158.52 = 15,959,455.62/x - Step 3: Cross multiply
29,014,304.19x = 40,038,158.52 × 15,959,455.62 - Step 4: Simplify right side
29,014,304.19x = 638,987,214,006,464.88 - Step 5: Solve for x
x = 638,987,214,006,464.88/29,014,304.19 - Step 6: Final answer
x = 22,023,178.97
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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.