Finding the Fourth Proportional to 26,946,918.80, 40,426,283.10 and 13,306,599.80
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Solution
The fourth proportional to 26,946,918.80, 40,426,283.10 and 13,306,599.80 is: 19,962,815.59
Step by Step Solution
- Step 1: Write the proportion equation
26,946,918.80 : 40,426,283.10 = 13,306,599.80 : x - Step 2: Convert to fraction form
26,946,918.80/40,426,283.10 = 13,306,599.80/x - Step 3: Cross multiply
26,946,918.80x = 40,426,283.10 × 13,306,599.80 - Step 4: Simplify right side
26,946,918.80x = 537,936,370,613,203.44 - Step 5: Solve for x
x = 537,936,370,613,203.44/26,946,918.80 - Step 6: Final answer
x = 19,962,815.59
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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.