Home / 57,216,012.80-85,824,019.20-14,084,873.60

Finding the Fourth Proportional to 57,216,012.80, 85,824,019.20 and 14,084,873.60

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Solution

The fourth proportional to 57,216,012.80, 85,824,019.20 and 14,084,873.60 is: 21,127,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,216,012.80 : 85,824,019.20 = 14,084,873.60 : x
  2. Step 2: Convert to fraction form
    57,216,012.80/85,824,019.20 = 14,084,873.60/x
  3. Step 3: Cross multiply
    57,216,012.80x = 85,824,019.20 × 14,084,873.60
  4. Step 4: Simplify right side
    57,216,012.80x = 1,208,820,462,275,973.25
  5. Step 5: Solve for x
    x = 1,208,820,462,275,973.25/57,216,012.80
  6. Step 6: Final answer
    x = 21,127,310.40

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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.