Home / 50,626,128.97-75,938,639.86-12,287,643.07

Finding the Fourth Proportional to 50,626,128.97, 75,938,639.86 and 12,287,643.07

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Solution

The fourth proportional to 50,626,128.97, 75,938,639.86 and 12,287,643.07 is: 18,431,330.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,626,128.97 : 75,938,639.86 = 12,287,643.07 : x
  2. Step 2: Convert to fraction form
    50,626,128.97/75,938,639.86 = 12,287,643.07/x
  3. Step 3: Cross multiply
    50,626,128.97x = 75,938,639.86 × 12,287,643.07
  4. Step 4: Simplify right side
    50,626,128.97x = 933,106,901,820,954.75
  5. Step 5: Solve for x
    x = 933,106,901,820,954.75/50,626,128.97
  6. Step 6: Final answer
    x = 18,431,330.24

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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.