Home / 14,581,523.46-20,123,113.70-8,386,571.90

Finding the Fourth Proportional to 14,581,523.46, 20,123,113.70 and 8,386,571.90

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Solution

The fourth proportional to 14,581,523.46, 20,123,113.70 and 8,386,571.90 is: 11,573,820.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581,523.46 : 20,123,113.70 = 8,386,571.90 : x
  2. Step 2: Convert to fraction form
    14,581,523.46/20,123,113.70 = 8,386,571.90/x
  3. Step 3: Cross multiply
    14,581,523.46x = 20,123,113.70 × 8,386,571.90
  4. Step 4: Simplify right side
    14,581,523.46x = 168,763,939,896,925.03
  5. Step 5: Solve for x
    x = 168,763,939,896,925.03/14,581,523.46
  6. Step 6: Final answer
    x = 11,573,820.83

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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.