Finding the Fourth Proportional to 10,607,815.44, 14,634,946.80 and 6,938,824.32
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Solution
The fourth proportional to 10,607,815.44, 14,634,946.80 and 6,938,824.32 is: 9,573,066.70
Step by Step Solution
- Step 1: Write the proportion equation
10,607,815.44 : 14,634,946.80 = 6,938,824.32 : x - Step 2: Convert to fraction form
10,607,815.44/14,634,946.80 = 6,938,824.32/x - Step 3: Cross multiply
10,607,815.44x = 14,634,946.80 × 6,938,824.32 - Step 4: Simplify right side
10,607,815.44x = 101,549,324,777,746.19 - Step 5: Solve for x
x = 101,549,324,777,746.19/10,607,815.44 - Step 6: Final answer
x = 9,573,066.70
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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.