Home / 65,553,343.38-90,463,600.19-36,184,668.28

Finding the Fourth Proportional to 65,553,343.38, 90,463,600.19 and 36,184,668.28

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Solution

The fourth proportional to 65,553,343.38, 90,463,600.19 and 36,184,668.28 is: 49,934,834.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,553,343.38 : 90,463,600.19 = 36,184,668.28 : x
  2. Step 2: Convert to fraction form
    65,553,343.38/90,463,600.19 = 36,184,668.28/x
  3. Step 3: Cross multiply
    65,553,343.38x = 90,463,600.19 × 36,184,668.28
  4. Step 4: Simplify right side
    65,553,343.38x = 3,273,395,364,153,998
  5. Step 5: Solve for x
    x = 3,273,395,364,153,998/65,553,343.38
  6. Step 6: Final answer
    x = 49,934,834.68

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1.5x scale

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.