Finding the Fourth Proportional to 40,358,448.99, 55,696,423.19 and 22,718,488.82
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Solution
The fourth proportional to 40,358,448.99, 55,696,423.19 and 22,718,488.82 is: 31,352,507.31
Step by Step Solution
- Step 1: Write the proportion equation
40,358,448.99 : 55,696,423.19 = 22,718,488.82 : x - Step 2: Convert to fraction form
40,358,448.99/55,696,423.19 = 22,718,488.82/x - Step 3: Cross multiply
40,358,448.99x = 55,696,423.19 × 22,718,488.82 - Step 4: Simplify right side
40,358,448.99x = 1,265,338,567,163,929.25 - Step 5: Solve for x
x = 1,265,338,567,163,929.25/40,358,448.99 - Step 6: Final answer
x = 31,352,507.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.