Finding the Fourth Proportional to 11,830,972.24, 16,326,752.58 and 6,398,464.24
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Solution
The fourth proportional to 11,830,972.24, 16,326,752.58 and 6,398,464.24 is: 8,829,886.54
Step by Step Solution
- Step 1: Write the proportion equation
11,830,972.24 : 16,326,752.58 = 6,398,464.24 : x - Step 2: Convert to fraction form
11,830,972.24/16,326,752.58 = 6,398,464.24/x - Step 3: Cross multiply
11,830,972.24x = 16,326,752.58 × 6,398,464.24 - Step 4: Simplify right side
11,830,972.24x = 104,466,142,538,457.75 - Step 5: Solve for x
x = 104,466,142,538,457.75/11,830,972.24 - Step 6: Final answer
x = 8,829,886.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.