Finding the Fourth Proportional to 7,219,072.32, 10,828,209.92 and 2,426,266.68
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Solution
The fourth proportional to 7,219,072.32, 10,828,209.92 and 2,426,266.68 is: 3,639,266.07
Step by Step Solution
- Step 1: Write the proportion equation
7,219,072.32 : 10,828,209.92 = 2,426,266.68 : x - Step 2: Convert to fraction form
7,219,072.32/10,828,209.92 = 2,426,266.68/x - Step 3: Cross multiply
7,219,072.32x = 10,828,209.92 × 2,426,266.68 - Step 4: Simplify right side
7,219,072.32x = 26,272,124,932,941.47 - Step 5: Solve for x
x = 26,272,124,932,941.47/7,219,072.32 - Step 6: Final answer
x = 3,639,266.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.