Finding the Fourth Proportional to 10,557,591.69, 14,569,701.21 and 5,973,913.08
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Solution
The fourth proportional to 10,557,591.69, 14,569,701.21 and 5,973,913.08 is: 8,244,127.18
Step by Step Solution
- Step 1: Write the proportion equation
10,557,591.69 : 14,569,701.21 = 5,973,913.08 : x - Step 2: Convert to fraction form
10,557,591.69/14,569,701.21 = 5,973,913.08/x - Step 3: Cross multiply
10,557,591.69x = 14,569,701.21 × 5,973,913.08 - Step 4: Simplify right side
10,557,591.69x = 87,038,128,630,110.83 - Step 5: Solve for x
x = 87,038,128,630,110.83/10,557,591.69 - Step 6: Final answer
x = 8,244,127.18
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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.