Finding the Fourth Proportional to 69,078,197.00, 95,336,271.99 and 39,316,081.74
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Solution
The fourth proportional to 69,078,197.00, 95,336,271.99 and 39,316,081.74 is: 54,260,951.00
Step by Step Solution
- Step 1: Write the proportion equation
69,078,197.00 : 95,336,271.99 = 39,316,081.74 : x - Step 2: Convert to fraction form
69,078,197.00/95,336,271.99 = 39,316,081.74/x - Step 3: Cross multiply
69,078,197.00x = 95,336,271.99 × 39,316,081.74 - Step 4: Simplify right side
69,078,197.00x = 3,748,248,662,345,712.50 - Step 5: Solve for x
x = 3,748,248,662,345,712.50/69,078,197.00 - Step 6: Final answer
x = 54,260,951.00
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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.