Home / 14,926,850.40-20,599,011.39-8,400,479.90

Finding the Fourth Proportional to 14,926,850.40, 20,599,011.39 and 8,400,479.90

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Solution

The fourth proportional to 14,926,850.40, 20,599,011.39 and 8,400,479.90 is: 11,592,638.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,926,850.40 : 20,599,011.39 = 8,400,479.90 : x
  2. Step 2: Convert to fraction form
    14,926,850.40/20,599,011.39 = 8,400,479.90/x
  3. Step 3: Cross multiply
    14,926,850.40x = 20,599,011.39 × 8,400,479.90
  4. Step 4: Simplify right side
    14,926,850.40x = 173,041,581,070,072.81
  5. Step 5: Solve for x
    x = 173,041,581,070,072.81/14,926,850.40
  6. Step 6: Final answer
    x = 11,592,638.53

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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.