Finding the Fourth Proportional to 42,965,871.46, 59,294,163.72 and 23,388,037
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Solution
The fourth proportional to 42,965,871.46, 59,294,163.72 and 23,388,037 is: 32,276,177.53
Step by Step Solution
- Step 1: Write the proportion equation
42,965,871.46 : 59,294,163.72 = 23,388,037 : x - Step 2: Convert to fraction form
42,965,871.46/59,294,163.72 = 23,388,037/x - Step 3: Cross multiply
42,965,871.46x = 59,294,163.72 × 23,388,037 - Step 4: Simplify right side
42,965,871.46x = 1,386,774,094,967,417.50 - Step 5: Solve for x
x = 1,386,774,094,967,417.50/42,965,871.46 - Step 6: Final answer
x = 32,276,177.53
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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.