Finding the Fourth Proportional to 67,579,343.02, 93,261,460.74 and 38,210,045.02
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Solution
The fourth proportional to 67,579,343.02, 93,261,460.74 and 38,210,045.02 is: 52,730,974.50
Step by Step Solution
- Step 1: Write the proportion equation
67,579,343.02 : 93,261,460.74 = 38,210,045.02 : x - Step 2: Convert to fraction form
67,579,343.02/93,261,460.74 = 38,210,045.02/x - Step 3: Cross multiply
67,579,343.02x = 93,261,460.74 × 38,210,045.02 - Step 4: Simplify right side
67,579,343.02x = 3,563,524,613,506,362.50 - Step 5: Solve for x
x = 3,563,524,613,506,362.50/67,579,343.02 - Step 6: Final answer
x = 52,730,974.50
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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.