Finding the Fourth Proportional to 35,390,621.28, 48,840,572.61 and 19,709,645.69
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Solution
The fourth proportional to 35,390,621.28, 48,840,572.61 and 19,709,645.69 is: 27,200,154.91
Step by Step Solution
- Step 1: Write the proportion equation
35,390,621.28 : 48,840,572.61 = 19,709,645.69 : x - Step 2: Convert to fraction form
35,390,621.28/48,840,572.61 = 19,709,645.69/x - Step 3: Cross multiply
35,390,621.28x = 48,840,572.61 × 19,709,645.69 - Step 4: Simplify right side
35,390,621.28x = 962,630,381,195,615.62 - Step 5: Solve for x
x = 962,630,381,195,615.62/35,390,621.28 - Step 6: Final answer
x = 27,200,154.91
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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.