Finding the Fourth Proportional to 29,423,944.29, 40,610,664.68 and 19,483,293.68
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Solution
The fourth proportional to 29,423,944.29, 40,610,664.68 and 19,483,293.68 is: 26,890,667.63
Step by Step Solution
- Step 1: Write the proportion equation
29,423,944.29 : 40,610,664.68 = 19,483,293.68 : x - Step 2: Convert to fraction form
29,423,944.29/40,610,664.68 = 19,483,293.68/x - Step 3: Cross multiply
29,423,944.29x = 40,610,664.68 × 19,483,293.68 - Step 4: Simplify right side
29,423,944.29x = 791,229,506,297,389.88 - Step 5: Solve for x
x = 791,229,506,297,389.88/29,423,944.29 - Step 6: Final answer
x = 26,890,667.63
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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.