Finding the Fourth Proportional to 10,592,193.78, 14,618,303.73 and 6,242,681.70
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Solution
The fourth proportional to 10,592,193.78, 14,618,303.73 and 6,242,681.70 is: 8,615,535.09
Step by Step Solution
- Step 1: Write the proportion equation
10,592,193.78 : 14,618,303.73 = 6,242,681.70 : x - Step 2: Convert to fraction form
10,592,193.78/14,618,303.73 = 6,242,681.70/x - Step 3: Cross multiply
10,592,193.78x = 14,618,303.73 × 6,242,681.70 - Step 4: Simplify right side
10,592,193.78x = 91,257,417,180,312.75 - Step 5: Solve for x
x = 91,257,417,180,312.75/10,592,193.78 - Step 6: Final answer
x = 8,615,535.09
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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.