Home / 8,909,749.90-13,352,536-3,785,754.70

Finding the Fourth Proportional to 8,909,749.90, 13,352,536 and 3,785,754.70

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Solution

The fourth proportional to 8,909,749.90, 13,352,536 and 3,785,754.70 is: 5,673,495.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909,749.90 : 13,352,536 = 3,785,754.70 : x
  2. Step 2: Convert to fraction form
    8,909,749.90/13,352,536 = 3,785,754.70/x
  3. Step 3: Cross multiply
    8,909,749.90x = 13,352,536 × 3,785,754.70
  4. Step 4: Simplify right side
    8,909,749.90x = 50,549,425,918,919.20
  5. Step 5: Solve for x
    x = 50,549,425,918,919.20/8,909,749.90
  6. Step 6: Final answer
    x = 5,673,495.49

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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.