Finding the Fourth Proportional to 19,858,750.82, 29,792,928.30 and 6,903,031.12
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Solution
The fourth proportional to 19,858,750.82, 29,792,928.30 and 6,903,031.12 is: 10,356,215.91
Step by Step Solution
- Step 1: Write the proportion equation
19,858,750.82 : 29,792,928.30 = 6,903,031.12 : x - Step 2: Convert to fraction form
19,858,750.82/29,792,928.30 = 6,903,031.12/x - Step 3: Cross multiply
19,858,750.82x = 29,792,928.30 × 6,903,031.12 - Step 4: Simplify right side
19,858,750.82x = 205,661,511,210,828.72 - Step 5: Solve for x
x = 205,661,511,210,828.72/19,858,750.82 - Step 6: Final answer
x = 10,356,215.91
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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.