Finding the Fourth Proportional to 34,379,875.13, 47,450,967.28 and 19,705,377.08
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Solution
The fourth proportional to 34,379,875.13, 47,450,967.28 and 19,705,377.08 is: 27,197,283.29
Step by Step Solution
- Step 1: Write the proportion equation
34,379,875.13 : 47,450,967.28 = 19,705,377.08 : x - Step 2: Convert to fraction form
34,379,875.13/47,450,967.28 = 19,705,377.08/x - Step 3: Cross multiply
34,379,875.13x = 47,450,967.28 × 19,705,377.08 - Step 4: Simplify right side
34,379,875.13x = 935,039,203,132,506 - Step 5: Solve for x
x = 935,039,203,132,506/34,379,875.13 - Step 6: Final answer
x = 27,197,283.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.