Home / 13,713,491.70-20,570,412.51-9,452,515.86

Finding the Fourth Proportional to 13,713,491.70, 20,570,412.51 and 9,452,515.86

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Solution

The fourth proportional to 13,713,491.70, 20,570,412.51 and 9,452,515.86 is: 14,178,894.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713,491.70 : 20,570,412.51 = 9,452,515.86 : x
  2. Step 2: Convert to fraction form
    13,713,491.70/20,570,412.51 = 9,452,515.86/x
  3. Step 3: Cross multiply
    13,713,491.70x = 20,570,412.51 × 9,452,515.86
  4. Step 4: Simplify right side
    13,713,491.70x = 194,442,150,497,517.41
  5. Step 5: Solve for x
    x = 194,442,150,497,517.41/13,713,491.70
  6. Step 6: Final answer
    x = 14,178,894.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.