Finding the Fourth Proportional to 22,177,089.84, 30,592,920.60 and 14,033,051.76
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Solution
The fourth proportional to 22,177,089.84, 30,592,920.60 and 14,033,051.76 is: 19,358,357.72
Step by Step Solution
- Step 1: Write the proportion equation
22,177,089.84 : 30,592,920.60 = 14,033,051.76 : x - Step 2: Convert to fraction form
22,177,089.84/30,592,920.60 = 14,033,051.76/x - Step 3: Cross multiply
22,177,089.84x = 30,592,920.60 × 14,033,051.76 - Step 4: Simplify right side
22,177,089.84x = 429,312,038,269,370.25 - Step 5: Solve for x
x = 429,312,038,269,370.25/22,177,089.84 - Step 6: Final answer
x = 19,358,357.72
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1.5x scale
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.