Finding the Fourth Proportional to 13,803,346.48, 19,048,693.98 and 8,005,566.28
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Solution
The fourth proportional to 13,803,346.48, 19,048,693.98 and 8,005,566.28 is: 11,047,725.45
Step by Step Solution
- Step 1: Write the proportion equation
13,803,346.48 : 19,048,693.98 = 8,005,566.28 : x - Step 2: Convert to fraction form
13,803,346.48/19,048,693.98 = 8,005,566.28/x - Step 3: Cross multiply
13,803,346.48x = 19,048,693.98 × 8,005,566.28 - Step 4: Simplify right side
13,803,346.48x = 152,495,582,204,327 - Step 5: Solve for x
x = 152,495,582,204,327/13,803,346.48 - Step 6: Final answer
x = 11,047,725.45
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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.