Finding the Fourth Proportional to 33,249,811.95, 45,892,390.50 and 19,503,204.75
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Solution
The fourth proportional to 33,249,811.95, 45,892,390.50 and 19,503,204.75 is: 26,918,909.79
Step by Step Solution
- Step 1: Write the proportion equation
33,249,811.95 : 45,892,390.50 = 19,503,204.75 : x - Step 2: Convert to fraction form
33,249,811.95/45,892,390.50 = 19,503,204.75/x - Step 3: Cross multiply
33,249,811.95x = 45,892,390.50 × 19,503,204.75 - Step 4: Simplify right side
33,249,811.95x = 895,048,688,388,454.88 - Step 5: Solve for x
x = 895,048,688,388,454.88/33,249,811.95 - Step 6: Final answer
x = 26,918,909.79
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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.