Home / 14,996,861.67-20,689,810.11-8,716,345.50

Finding the Fourth Proportional to 14,996,861.67, 20,689,810.11 and 8,716,345.50

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Solution

The fourth proportional to 14,996,861.67, 20,689,810.11 and 8,716,345.50 is: 12,025,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996,861.67 : 20,689,810.11 = 8,716,345.50 : x
  2. Step 2: Convert to fraction form
    14,996,861.67/20,689,810.11 = 8,716,345.50/x
  3. Step 3: Cross multiply
    14,996,861.67x = 20,689,810.11 × 8,716,345.50
  4. Step 4: Simplify right side
    14,996,861.67x = 180,339,533,248,153
  5. Step 5: Solve for x
    x = 180,339,533,248,153/14,996,861.67
  6. Step 6: Final answer
    x = 12,025,151.48

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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.