Home / 50,640,656.36-69,883,195.73-28,613,681.71

Finding the Fourth Proportional to 50,640,656.36, 69,883,195.73 and 28,613,681.71

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Solution

The fourth proportional to 50,640,656.36, 69,883,195.73 and 28,613,681.71 is: 39,486,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,640,656.36 : 69,883,195.73 = 28,613,681.71 : x
  2. Step 2: Convert to fraction form
    50,640,656.36/69,883,195.73 = 28,613,681.71/x
  3. Step 3: Cross multiply
    50,640,656.36x = 69,883,195.73 × 28,613,681.71
  4. Step 4: Simplify right side
    50,640,656.36x = 1,999,615,519,178,074.50
  5. Step 5: Solve for x
    x = 1,999,615,519,178,074.50/50,640,656.36
  6. Step 6: Final answer
    x = 39,486,366.55

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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.