Home / 61,084,838.51-91,504,577.53-28,249,382.65

Finding the Fourth Proportional to 61,084,838.51, 91,504,577.53 and 28,249,382.65

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Solution

The fourth proportional to 61,084,838.51, 91,504,577.53 and 28,249,382.65 is: 42,317,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,084,838.51 : 91,504,577.53 = 28,249,382.65 : x
  2. Step 2: Convert to fraction form
    61,084,838.51/91,504,577.53 = 28,249,382.65/x
  3. Step 3: Cross multiply
    61,084,838.51x = 91,504,577.53 × 28,249,382.65
  4. Step 4: Simplify right side
    61,084,838.51x = 2,584,947,824,272,792
  5. Step 5: Solve for x
    x = 2,584,947,824,272,792/61,084,838.51
  6. Step 6: Final answer
    x = 42,317,339.09

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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.