Finding the Fourth Proportional to 14,119,914.24, 19,474,805.76 and 9,776,271.36
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Solution
The fourth proportional to 14,119,914.24, 19,474,805.76 and 9,776,271.36 is: 13,483,862.76
Step by Step Solution
- Step 1: Write the proportion equation
14,119,914.24 : 19,474,805.76 = 9,776,271.36 : x - Step 2: Convert to fraction form
14,119,914.24/19,474,805.76 = 9,776,271.36/x - Step 3: Cross multiply
14,119,914.24x = 19,474,805.76 × 9,776,271.36 - Step 4: Simplify right side
14,119,914.24x = 190,390,985,793,051.03 - Step 5: Solve for x
x = 190,390,985,793,051.03/14,119,914.24 - Step 6: Final answer
x = 13,483,862.76
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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.