Home / 14,996,853.49-20,689,798.51-8,716,337.25

Finding the Fourth Proportional to 14,996,853.49, 20,689,798.51 and 8,716,337.25

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Solution

The fourth proportional to 14,996,853.49, 20,689,798.51 and 8,716,337.25 is: 12,025,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996,853.49 : 20,689,798.51 = 8,716,337.25 : x
  2. Step 2: Convert to fraction form
    14,996,853.49/20,689,798.51 = 8,716,337.25/x
  3. Step 3: Cross multiply
    14,996,853.49x = 20,689,798.51 × 8,716,337.25
  4. Step 4: Simplify right side
    14,996,853.49x = 180,339,261,447,707.50
  5. Step 5: Solve for x
    x = 180,339,261,447,707.50/14,996,853.49
  6. Step 6: Final answer
    x = 12,025,139.91

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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.