Finding the Fourth Proportional to 9,249,432.28, 13,875,471.60 and 2,860,177.36
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Solution
The fourth proportional to 9,249,432.28, 13,875,471.60 and 2,860,177.36 is: 4,290,675.20
Step by Step Solution
- Step 1: Write the proportion equation
9,249,432.28 : 13,875,471.60 = 2,860,177.36 : x - Step 2: Convert to fraction form
9,249,432.28/13,875,471.60 = 2,860,177.36/x - Step 3: Cross multiply
9,249,432.28x = 13,875,471.60 × 2,860,177.36 - Step 4: Simplify right side
9,249,432.28x = 39,686,309,729,642.98 - Step 5: Solve for x
x = 39,686,309,729,642.98/9,249,432.28 - Step 6: Final answer
x = 4,290,675.20
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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.