Home / 39,020,466.82-53,844,319.76-21,613,559.74

Finding the Fourth Proportional to 39,020,466.82, 53,844,319.76 and 21,613,559.74

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Solution

The fourth proportional to 39,020,466.82, 53,844,319.76 and 21,613,559.74 is: 29,824,538.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020,466.82 : 53,844,319.76 = 21,613,559.74 : x
  2. Step 2: Convert to fraction form
    39,020,466.82/53,844,319.76 = 21,613,559.74/x
  3. Step 3: Cross multiply
    39,020,466.82x = 53,844,319.76 × 21,613,559.74
  4. Step 4: Simplify right side
    39,020,466.82x = 1,163,767,421,792,422.25
  5. Step 5: Solve for x
    x = 1,163,767,421,792,422.25/39,020,466.82
  6. Step 6: Final answer
    x = 29,824,538.68

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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.