Finding the Fourth Proportional to 48,791,258.25, 67,331,308.59 and 27,883,051.08
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Solution
The fourth proportional to 48,791,258.25, 67,331,308.59 and 27,883,051.08 is: 38,478,251.72
Step by Step Solution
- Step 1: Write the proportion equation
48,791,258.25 : 67,331,308.59 = 27,883,051.08 : x - Step 2: Convert to fraction form
48,791,258.25/67,331,308.59 = 27,883,051.08/x - Step 3: Cross multiply
48,791,258.25x = 67,331,308.59 × 27,883,051.08 - Step 4: Simplify right side
48,791,258.25x = 1,877,402,316,698,212.75 - Step 5: Solve for x
x = 1,877,402,316,698,212.75/48,791,258.25 - Step 6: Final answer
x = 38,478,251.72
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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.