Finding the Fourth Proportional to 22,875,553.68, 34,319,971.80 and 9,221,653.68
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Solution
The fourth proportional to 22,875,553.68, 34,319,971.80 and 9,221,653.68 is: 13,835,157.77
Step by Step Solution
- Step 1: Write the proportion equation
22,875,553.68 : 34,319,971.80 = 9,221,653.68 : x - Step 2: Convert to fraction form
22,875,553.68/34,319,971.80 = 9,221,653.68/x - Step 3: Cross multiply
22,875,553.68x = 34,319,971.80 × 9,221,653.68 - Step 4: Simplify right side
22,875,553.68x = 316,486,894,246,966.19 - Step 5: Solve for x
x = 316,486,894,246,966.19/22,875,553.68 - Step 6: Final answer
x = 13,835,157.77
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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.