Home / 9,980,609.70-14,971,459.05-3,156,673.26

Finding the Fourth Proportional to 9,980,609.70, 14,971,459.05 and 3,156,673.26

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Solution

The fourth proportional to 9,980,609.70, 14,971,459.05 and 3,156,673.26 is: 4,735,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,609.70 : 14,971,459.05 = 3,156,673.26 : x
  2. Step 2: Convert to fraction form
    9,980,609.70/14,971,459.05 = 3,156,673.26/x
  3. Step 3: Cross multiply
    9,980,609.70x = 14,971,459.05 × 3,156,673.26
  4. Step 4: Simplify right side
    9,980,609.70x = 47,260,004,446,320
  5. Step 5: Solve for x
    x = 47,260,004,446,320/9,980,609.70
  6. Step 6: Final answer
    x = 4,735,182.10

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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.