Finding the Fourth Proportional to 10,424,773.90, 15,623,542.26 and 5,813,576.13
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Solution
The fourth proportional to 10,424,773.90, 15,623,542.26 and 5,813,576.13 is: 8,712,769.53
Step by Step Solution
- Step 1: Write the proportion equation
10,424,773.90 : 15,623,542.26 = 5,813,576.13 : x - Step 2: Convert to fraction form
10,424,773.90/15,623,542.26 = 5,813,576.13/x - Step 3: Cross multiply
10,424,773.90x = 15,623,542.26 × 5,813,576.13 - Step 4: Simplify right side
10,424,773.90x = 90,828,652,348,782.25 - Step 5: Solve for x
x = 90,828,652,348,782.25/10,424,773.90 - Step 6: Final answer
x = 8,712,769.53
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1.5x scale
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.