Home / 14,313,937.60-21,463,551.60-4,215,246.40

Finding the Fourth Proportional to 14,313,937.60, 21,463,551.60 and 4,215,246.40

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Solution

The fourth proportional to 14,313,937.60, 21,463,551.60 and 4,215,246.40 is: 6,320,703.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313,937.60 : 21,463,551.60 = 4,215,246.40 : x
  2. Step 2: Convert to fraction form
    14,313,937.60/21,463,551.60 = 4,215,246.40/x
  3. Step 3: Cross multiply
    14,313,937.60x = 21,463,551.60 × 4,215,246.40
  4. Step 4: Simplify right side
    14,313,937.60x = 90,474,158,613,114.25
  5. Step 5: Solve for x
    x = 90,474,158,613,114.25/14,313,937.60
  6. Step 6: Final answer
    x = 6,320,703.72

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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.