Home / 13,426,404.30-20,139,606.45-4,450,956.30

Finding the Fourth Proportional to 13,426,404.30, 20,139,606.45 and 4,450,956.30

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Solution

The fourth proportional to 13,426,404.30, 20,139,606.45 and 4,450,956.30 is: 6,676,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,426,404.30 : 20,139,606.45 = 4,450,956.30 : x
  2. Step 2: Convert to fraction form
    13,426,404.30/20,139,606.45 = 4,450,956.30/x
  3. Step 3: Cross multiply
    13,426,404.30x = 20,139,606.45 × 4,450,956.30
  4. Step 4: Simplify right side
    13,426,404.30x = 89,640,508,208,148.12
  5. Step 5: Solve for x
    x = 89,640,508,208,148.12/13,426,404.30
  6. Step 6: Final answer
    x = 6,676,434.45

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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.