Home / 15,193,064.52-20,963,077.32-8,995,033.68

Finding the Fourth Proportional to 15,193,064.52, 20,963,077.32 and 8,995,033.68

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Solution

The fourth proportional to 15,193,064.52, 20,963,077.32 and 8,995,033.68 is: 12,411,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,193,064.52 : 20,963,077.32 = 8,995,033.68 : x
  2. Step 2: Convert to fraction form
    15,193,064.52/20,963,077.32 = 8,995,033.68/x
  3. Step 3: Cross multiply
    15,193,064.52x = 20,963,077.32 × 8,995,033.68
  4. Step 4: Simplify right side
    15,193,064.52x = 188,563,586,529,844.12
  5. Step 5: Solve for x
    x = 188,563,586,529,844.12/15,193,064.52
  6. Step 6: Final answer
    x = 12,411,162.10

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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.