Finding the Fourth Proportional to 6,607,564.40, 9,909,013.80 and 2,347,871.60
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Solution
The fourth proportional to 6,607,564.40, 9,909,013.80 and 2,347,871.60 is: 3,520,978.48
Step by Step Solution
- Step 1: Write the proportion equation
6,607,564.40 : 9,909,013.80 = 2,347,871.60 : x - Step 2: Convert to fraction form
6,607,564.40/9,909,013.80 = 2,347,871.60/x - Step 3: Cross multiply
6,607,564.40x = 9,909,013.80 × 2,347,871.60 - Step 4: Simplify right side
6,607,564.40x = 23,265,092,085,028.08 - Step 5: Solve for x
x = 23,265,092,085,028.08/6,607,564.40 - Step 6: Final answer
x = 3,520,978.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.