Home / 14,904,079.10-20,569,807.23-8,378,246.06

Finding the Fourth Proportional to 14,904,079.10, 20,569,807.23 and 8,378,246.06

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Solution

The fourth proportional to 14,904,079.10, 20,569,807.23 and 8,378,246.06 is: 11,563,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,904,079.10 : 20,569,807.23 = 8,378,246.06 : x
  2. Step 2: Convert to fraction form
    14,904,079.10/20,569,807.23 = 8,378,246.06/x
  3. Step 3: Cross multiply
    14,904,079.10x = 20,569,807.23 × 8,378,246.06
  4. Step 4: Simplify right side
    14,904,079.10x = 172,338,906,379,707
  5. Step 5: Solve for x
    x = 172,338,906,379,707/14,904,079.10
  6. Step 6: Final answer
    x = 11,563,203.95

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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.