Finding the Fourth Proportional to 16,171,259.60, 24,256,889.40 and 15,958,683.20
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Solution
The fourth proportional to 16,171,259.60, 24,256,889.40 and 15,958,683.20 is: 23,938,024.80
Step by Step Solution
- Step 1: Write the proportion equation
16,171,259.60 : 24,256,889.40 = 15,958,683.20 : x - Step 2: Convert to fraction form
16,171,259.60/24,256,889.40 = 15,958,683.20/x - Step 3: Cross multiply
16,171,259.60x = 24,256,889.40 × 15,958,683.20 - Step 4: Simplify right side
16,171,259.60x = 387,108,013,352,038.06 - Step 5: Solve for x
x = 387,108,013,352,038.06/16,171,259.60 - Step 6: Final answer
x = 23,938,024.80
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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.