Finding the Fourth Proportional to 54,756,889.63, 75,564,389.42 and 29,976,875.63
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Solution
The fourth proportional to 54,756,889.63, 75,564,389.42 and 29,976,875.63 is: 41,368,023.61
Step by Step Solution
- Step 1: Write the proportion equation
54,756,889.63 : 75,564,389.42 = 29,976,875.63 : x - Step 2: Convert to fraction form
54,756,889.63/75,564,389.42 = 29,976,875.63/x - Step 3: Cross multiply
54,756,889.63x = 75,564,389.42 × 29,976,875.63 - Step 4: Simplify right side
54,756,889.63x = 2,265,184,303,172,521.50 - Step 5: Solve for x
x = 2,265,184,303,172,521.50/54,756,889.63 - Step 6: Final answer
x = 41,368,023.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.