Finding the Fourth Proportional to 19,724,321.57, 29,594,329.43 and 7,590,527.10
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Solution
The fourth proportional to 19,724,321.57, 29,594,329.43 and 7,590,527.10 is: 11,388,810.45
Step by Step Solution
- Step 1: Write the proportion equation
19,724,321.57 : 29,594,329.43 = 7,590,527.10 : x - Step 2: Convert to fraction form
19,724,321.57/29,594,329.43 = 7,590,527.10/x - Step 3: Cross multiply
19,724,321.57x = 29,594,329.43 × 7,590,527.10 - Step 4: Simplify right side
19,724,321.57x = 224,636,559,506,789.91 - Step 5: Solve for x
x = 224,636,559,506,789.91/19,724,321.57 - Step 6: Final answer
x = 11,388,810.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.