Finding the Fourth Proportional to 35,390,628.43, 48,840,582.52 and 19,709,652.84
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Solution
The fourth proportional to 35,390,628.43, 48,840,582.52 and 19,709,652.84 is: 27,200,164.81
Step by Step Solution
- Step 1: Write the proportion equation
35,390,628.43 : 48,840,582.52 = 19,709,652.84 : x - Step 2: Convert to fraction form
35,390,628.43/48,840,582.52 = 19,709,652.84/x - Step 3: Cross multiply
35,390,628.43x = 48,840,582.52 × 19,709,652.84 - Step 4: Simplify right side
35,390,628.43x = 962,630,925,972,572.38 - Step 5: Solve for x
x = 962,630,925,972,572.38/35,390,628.43 - Step 6: Final answer
x = 27,200,164.81
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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.