Finding the Fourth Proportional to 84,282,570.12, 126,423,904.04 and 23,698,296.12
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Solution
The fourth proportional to 84,282,570.12, 126,423,904.04 and 23,698,296.12 is: 35,547,457.92
Step by Step Solution
- Step 1: Write the proportion equation
84,282,570.12 : 126,423,904.04 = 23,698,296.12 : x - Step 2: Convert to fraction form
84,282,570.12/126,423,904.04 = 23,698,296.12/x - Step 3: Cross multiply
84,282,570.12x = 126,423,904.04 × 23,698,296.12 - Step 4: Simplify right side
84,282,570.12x = 2,996,031,114,586,384.50 - Step 5: Solve for x
x = 2,996,031,114,586,384.50/84,282,570.12 - Step 6: Final answer
x = 35,547,457.92
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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.