Finding the Fourth Proportional to 40,593,448.39, 56,020,140.28 and 22,951,971.99
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Solution
The fourth proportional to 40,593,448.39, 56,020,140.28 and 22,951,971.99 is: 31,674,389.37
Step by Step Solution
- Step 1: Write the proportion equation
40,593,448.39 : 56,020,140.28 = 22,951,971.99 : x - Step 2: Convert to fraction form
40,593,448.39/56,020,140.28 = 22,951,971.99/x - Step 3: Cross multiply
40,593,448.39x = 56,020,140.28 × 22,951,971.99 - Step 4: Simplify right side
40,593,448.39x = 1,285,772,690,374,771.75 - Step 5: Solve for x
x = 1,285,772,690,374,771.75/40,593,448.39 - Step 6: Final answer
x = 31,674,389.37
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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.