Home / 13,113,005.70-19,669,508.55-5,134,829.70

Finding the Fourth Proportional to 13,113,005.70, 19,669,508.55 and 5,134,829.70

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Solution

The fourth proportional to 13,113,005.70, 19,669,508.55 and 5,134,829.70 is: 7,702,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113,005.70 : 19,669,508.55 = 5,134,829.70 : x
  2. Step 2: Convert to fraction form
    13,113,005.70/19,669,508.55 = 5,134,829.70/x
  3. Step 3: Cross multiply
    13,113,005.70x = 19,669,508.55 × 5,134,829.70
  4. Step 4: Simplify right side
    13,113,005.70x = 100,999,576,686,943.94
  5. Step 5: Solve for x
    x = 100,999,576,686,943.94/13,113,005.70
  6. Step 6: Final answer
    x = 7,702,244.55

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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.