Home / 20,134,537.83-27,784,880.14-12,307,155.83

Finding the Fourth Proportional to 20,134,537.83, 27,784,880.14 and 12,307,155.83

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Solution

The fourth proportional to 20,134,537.83, 27,784,880.14 and 12,307,155.83 is: 16,983,397.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,134,537.83 : 27,784,880.14 = 12,307,155.83 : x
  2. Step 2: Convert to fraction form
    20,134,537.83/27,784,880.14 = 12,307,155.83/x
  3. Step 3: Cross multiply
    20,134,537.83x = 27,784,880.14 × 12,307,155.83
  4. Step 4: Simplify right side
    20,134,537.83x = 341,952,849,431,159.88
  5. Step 5: Solve for x
    x = 341,952,849,431,159.88/20,134,537.83
  6. Step 6: Final answer
    x = 16,983,397.00

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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.