Finding the Fourth Proportional to 15,295,457.21, 22,943,083.75 and 6,197,420.57
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Solution
The fourth proportional to 15,295,457.21, 22,943,083.75 and 6,197,420.57 is: 9,296,089.49
Step by Step Solution
- Step 1: Write the proportion equation
15,295,457.21 : 22,943,083.75 = 6,197,420.57 : x - Step 2: Convert to fraction form
15,295,457.21/22,943,083.75 = 6,197,420.57/x - Step 3: Cross multiply
15,295,457.21x = 22,943,083.75 × 6,197,420.57 - Step 4: Simplify right side
15,295,457.21x = 142,187,939,041,273.78 - Step 5: Solve for x
x = 142,187,939,041,273.78/15,295,457.21 - Step 6: Final answer
x = 9,296,089.49
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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.