Home / 10,407,289.04-15,599,874.36-5,012,576.72

Finding the Fourth Proportional to 10,407,289.04, 15,599,874.36 and 5,012,576.72

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Solution

The fourth proportional to 10,407,289.04, 15,599,874.36 and 5,012,576.72 is: 7,513,538.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,407,289.04 : 15,599,874.36 = 5,012,576.72 : x
  2. Step 2: Convert to fraction form
    10,407,289.04/15,599,874.36 = 5,012,576.72/x
  3. Step 3: Cross multiply
    10,407,289.04x = 15,599,874.36 × 5,012,576.72
  4. Step 4: Simplify right side
    10,407,289.04x = 78,195,567,051,860.89
  5. Step 5: Solve for x
    x = 78,195,567,051,860.89/10,407,289.04
  6. Step 6: Final answer
    x = 7,513,538.52

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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.