Finding the Fourth Proportional to 24,666,461.28, 34,038,848.16 and 13,653,232.56
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Solution
The fourth proportional to 24,666,461.28, 34,038,848.16 and 13,653,232.56 is: 18,840,980.26
Step by Step Solution
- Step 1: Write the proportion equation
24,666,461.28 : 34,038,848.16 = 13,653,232.56 : x - Step 2: Convert to fraction form
24,666,461.28/34,038,848.16 = 13,653,232.56/x - Step 3: Cross multiply
24,666,461.28x = 34,038,848.16 × 13,653,232.56 - Step 4: Simplify right side
24,666,461.28x = 464,740,310,003,008.06 - Step 5: Solve for x
x = 464,740,310,003,008.06/24,666,461.28 - Step 6: Final answer
x = 18,840,980.26
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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.