Finding the Fourth Proportional to 10,219,289.40, 15,329,210.58 and 2,542,624.02
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Solution
The fourth proportional to 10,219,289.40, 15,329,210.58 and 2,542,624.02 is: 3,814,004.82
Step by Step Solution
- Step 1: Write the proportion equation
10,219,289.40 : 15,329,210.58 = 2,542,624.02 : x - Step 2: Convert to fraction form
10,219,289.40/15,329,210.58 = 2,542,624.02/x - Step 3: Cross multiply
10,219,289.40x = 15,329,210.58 × 2,542,624.02 - Step 4: Simplify right side
10,219,289.40x = 38,976,419,028,346.13 - Step 5: Solve for x
x = 38,976,419,028,346.13/10,219,289.40 - Step 6: Final answer
x = 3,814,004.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.