Finding the Fourth Proportional to 13,001,885.28, 19,504,118.28 and 4,806,675.66
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Solution
The fourth proportional to 13,001,885.28, 19,504,118.28 and 4,806,675.66 is: 7,210,490.52
Step by Step Solution
- Step 1: Write the proportion equation
13,001,885.28 : 19,504,118.28 = 4,806,675.66 : x - Step 2: Convert to fraction form
13,001,885.28/19,504,118.28 = 4,806,675.66/x - Step 3: Cross multiply
13,001,885.28x = 19,504,118.28 × 4,806,675.66 - Step 4: Simplify right side
13,001,885.28x = 93,749,970,606,237.08 - Step 5: Solve for x
x = 93,749,970,606,237.08/13,001,885.28 - Step 6: Final answer
x = 7,210,490.52
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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.