Finding the Fourth Proportional to 75,609,965.44, 113,249,031 and 62,507,621.44
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Solution
The fourth proportional to 75,609,965.44, 113,249,031 and 62,507,621.44 is: 93,624,266.55
Step by Step Solution
- Step 1: Write the proportion equation
75,609,965.44 : 113,249,031 = 62,507,621.44 : x - Step 2: Convert to fraction form
75,609,965.44/113,249,031 = 62,507,621.44/x - Step 3: Cross multiply
75,609,965.44x = 113,249,031 × 62,507,621.44 - Step 4: Simplify right side
75,609,965.44x = 7,078,927,558,194,824 - Step 5: Solve for x
x = 7,078,927,558,194,824/75,609,965.44 - Step 6: Final answer
x = 93,624,266.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.