Finding the Fourth Proportional to 28,756,802.68, 43,135,585.44 and 9,587,565.84
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Solution
The fourth proportional to 28,756,802.68, 43,135,585.44 and 9,587,565.84 is: 14,381,475.93
Step by Step Solution
- Step 1: Write the proportion equation
28,756,802.68 : 43,135,585.44 = 9,587,565.84 : x - Step 2: Convert to fraction form
28,756,802.68/43,135,585.44 = 9,587,565.84/x - Step 3: Cross multiply
28,756,802.68x = 43,135,585.44 × 9,587,565.84 - Step 4: Simplify right side
28,756,802.68x = 413,565,265,452,945.31 - Step 5: Solve for x
x = 413,565,265,452,945.31/28,756,802.68 - Step 6: Final answer
x = 14,381,475.93
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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.