Finding the Fourth Proportional to 12,653,032.98, 18,975,624.11 and 4,564,957.19
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Solution
The fourth proportional to 12,653,032.98, 18,975,624.11 and 4,564,957.19 is: 6,846,019.59
Step by Step Solution
- Step 1: Write the proportion equation
12,653,032.98 : 18,975,624.11 = 4,564,957.19 : x - Step 2: Convert to fraction form
12,653,032.98/18,975,624.11 = 4,564,957.19/x - Step 3: Cross multiply
12,653,032.98x = 18,975,624.11 × 4,564,957.19 - Step 4: Simplify right side
12,653,032.98x = 86,622,911,692,857.08 - Step 5: Solve for x
x = 86,622,911,692,857.08/12,653,032.98 - Step 6: Final answer
x = 6,846,019.59
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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.