Finding the Fourth Proportional to 62,210,822.80, 93,316,234.20 and 39,424,032.40
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Solution
The fourth proportional to 62,210,822.80, 93,316,234.20 and 39,424,032.40 is: 59,136,048.60
Step by Step Solution
- Step 1: Write the proportion equation
62,210,822.80 : 93,316,234.20 = 39,424,032.40 : x - Step 2: Convert to fraction form
62,210,822.80/93,316,234.20 = 39,424,032.40/x - Step 3: Cross multiply
62,210,822.80x = 93,316,234.20 × 39,424,032.40 - Step 4: Simplify right side
62,210,822.80x = 3,678,902,240,546,788 - Step 5: Solve for x
x = 3,678,902,240,546,788/62,210,822.80 - Step 6: Final answer
x = 59,136,048.60
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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.