Finding the Fourth Proportional to 10,450,103.12, 15,671,160.79 and 3,437,587.09
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Solution
The fourth proportional to 10,450,103.12, 15,671,160.79 and 3,437,587.09 is: 5,155,066.84
Step by Step Solution
- Step 1: Write the proportion equation
10,450,103.12 : 15,671,160.79 = 3,437,587.09 : x - Step 2: Convert to fraction form
10,450,103.12/15,671,160.79 = 3,437,587.09/x - Step 3: Cross multiply
10,450,103.12x = 15,671,160.79 × 3,437,587.09 - Step 4: Simplify right side
10,450,103.12x = 53,870,980,017,018.20 - Step 5: Solve for x
x = 53,870,980,017,018.20/10,450,103.12 - Step 6: Final answer
x = 5,155,066.84
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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.