Finding the Fourth Proportional to 27,934,408.08, 38,549,111.88 and 15,711,265.08
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Solution
The fourth proportional to 27,934,408.08, 38,549,111.88 and 15,711,265.08 is: 21,681,337.00
Step by Step Solution
- Step 1: Write the proportion equation
27,934,408.08 : 38,549,111.88 = 15,711,265.08 : x - Step 2: Convert to fraction form
27,934,408.08/38,549,111.88 = 15,711,265.08/x - Step 3: Cross multiply
27,934,408.08x = 38,549,111.88 × 15,711,265.08 - Step 4: Simplify right side
27,934,408.08x = 605,655,315,345,257.25 - Step 5: Solve for x
x = 605,655,315,345,257.25/27,934,408.08 - Step 6: Final answer
x = 21,681,337.00
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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.