Finding the Fourth Proportional to 16,153,934.40, 24,230,901.60 and 5,918,774.40
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Solution
The fourth proportional to 16,153,934.40, 24,230,901.60 and 5,918,774.40 is: 8,878,161.60
Step by Step Solution
- Step 1: Write the proportion equation
16,153,934.40 : 24,230,901.60 = 5,918,774.40 : x - Step 2: Convert to fraction form
16,153,934.40/24,230,901.60 = 5,918,774.40/x - Step 3: Cross multiply
16,153,934.40x = 24,230,901.60 × 5,918,774.40 - Step 4: Simplify right side
16,153,934.40x = 143,417,240,078,999.06 - Step 5: Solve for x
x = 143,417,240,078,999.06/16,153,934.40 - Step 6: Final answer
x = 8,878,161.60
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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.