Finding the Fourth Proportional to 7,549,248.95, 10,418,083.40 and 4,285,997.09
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Solution
The fourth proportional to 7,549,248.95, 10,418,083.40 and 4,285,997.09 is: 5,914,744.02
Step by Step Solution
- Step 1: Write the proportion equation
7,549,248.95 : 10,418,083.40 = 4,285,997.09 : x - Step 2: Convert to fraction form
7,549,248.95/10,418,083.40 = 4,285,997.09/x - Step 3: Cross multiply
7,549,248.95x = 10,418,083.40 × 4,285,997.09 - Step 4: Simplify right side
7,549,248.95x = 44,651,875,109,360.96 - Step 5: Solve for x
x = 44,651,875,109,360.96/7,549,248.95 - Step 6: Final answer
x = 5,914,744.02
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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.