Home / 8,809,345.24-12,157,296.98-5,138,334.52

Finding the Fourth Proportional to 8,809,345.24, 12,157,296.98 and 5,138,334.52

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Solution

The fourth proportional to 8,809,345.24, 12,157,296.98 and 5,138,334.52 is: 7,091,135.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809,345.24 : 12,157,296.98 = 5,138,334.52 : x
  2. Step 2: Convert to fraction form
    8,809,345.24/12,157,296.98 = 5,138,334.52/x
  3. Step 3: Cross multiply
    8,809,345.24x = 12,157,296.98 × 5,138,334.52
  4. Step 4: Simplify right side
    8,809,345.24x = 62,468,258,742,225.75
  5. Step 5: Solve for x
    x = 62,468,258,742,225.75/8,809,345.24
  6. Step 6: Final answer
    x = 7,091,135.27

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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.