Home / 12,141,930.42-16,755,206.13-6,709,072.50

Finding the Fourth Proportional to 12,141,930.42, 16,755,206.13 and 6,709,072.50

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Solution

The fourth proportional to 12,141,930.42, 16,755,206.13 and 6,709,072.50 is: 9,258,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,141,930.42 : 16,755,206.13 = 6,709,072.50 : x
  2. Step 2: Convert to fraction form
    12,141,930.42/16,755,206.13 = 6,709,072.50/x
  3. Step 3: Cross multiply
    12,141,930.42x = 16,755,206.13 × 6,709,072.50
  4. Step 4: Simplify right side
    12,141,930.42x = 112,411,892,678,614.44
  5. Step 5: Solve for x
    x = 112,411,892,678,614.44/12,141,930.42
  6. Step 6: Final answer
    x = 9,258,156.55

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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.