Finding the Fourth Proportional to 14,238,593.03, 19,649,290.95 and 7,712,202.31
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Solution
The fourth proportional to 14,238,593.03, 19,649,290.95 and 7,712,202.31 is: 10,642,856.82
Step by Step Solution
- Step 1: Write the proportion equation
14,238,593.03 : 19,649,290.95 = 7,712,202.31 : x - Step 2: Convert to fraction form
14,238,593.03/19,649,290.95 = 7,712,202.31/x - Step 3: Cross multiply
14,238,593.03x = 19,649,290.95 × 7,712,202.31 - Step 4: Simplify right side
14,238,593.03x = 151,539,307,005,328.88 - Step 5: Solve for x
x = 151,539,307,005,328.88/14,238,593.03 - Step 6: Final answer
x = 10,642,856.82
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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.