Finding the Fourth Proportional to 62,136,320.88, 93,408,809.09 and 57,641,631.29
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Solution
The fourth proportional to 62,136,320.88, 93,408,809.09 and 57,641,631.29 is: 86,651,994.45
Step by Step Solution
- Step 1: Write the proportion equation
62,136,320.88 : 93,408,809.09 = 57,641,631.29 : x - Step 2: Convert to fraction form
62,136,320.88/93,408,809.09 = 57,641,631.29/x - Step 3: Cross multiply
62,136,320.88x = 93,408,809.09 × 57,641,631.29 - Step 4: Simplify right side
62,136,320.88x = 5,384,236,132,048,528 - Step 5: Solve for x
x = 5,384,236,132,048,528/62,136,320.88 - Step 6: Final answer
x = 86,651,994.45
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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.