Home / 9,638,320.60-13,300,804.83-5,228,035.30

Finding the Fourth Proportional to 9,638,320.60, 13,300,804.83 and 5,228,035.30

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Solution

The fourth proportional to 9,638,320.60, 13,300,804.83 and 5,228,035.30 is: 7,214,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638,320.60 : 13,300,804.83 = 5,228,035.30 : x
  2. Step 2: Convert to fraction form
    9,638,320.60/13,300,804.83 = 5,228,035.30/x
  3. Step 3: Cross multiply
    9,638,320.60x = 13,300,804.83 × 5,228,035.30
  4. Step 4: Simplify right side
    9,638,320.60x = 69,537,077,169,650.50
  5. Step 5: Solve for x
    x = 69,537,077,169,650.50/9,638,320.60
  6. Step 6: Final answer
    x = 7,214,646.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.