Home / 13,564,169.16-20,345,429.74-4,810,881.48

Finding the Fourth Proportional to 13,564,169.16, 20,345,429.74 and 4,810,881.48

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Solution

The fourth proportional to 13,564,169.16, 20,345,429.74 and 4,810,881.48 is: 7,216,029.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564,169.16 : 20,345,429.74 = 4,810,881.48 : x
  2. Step 2: Convert to fraction form
    13,564,169.16/20,345,429.74 = 4,810,881.48/x
  3. Step 3: Cross multiply
    13,564,169.16x = 20,345,429.74 × 4,810,881.48
  4. Step 4: Simplify right side
    13,564,169.16x = 97,879,451,138,807.22
  5. Step 5: Solve for x
    x = 97,879,451,138,807.22/13,564,169.16
  6. Step 6: Final answer
    x = 7,216,029.97

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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.