Home / 55,962,556.80-83,943,835.20-20,064,393.60

Finding the Fourth Proportional to 55,962,556.80, 83,943,835.20 and 20,064,393.60

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Solution

The fourth proportional to 55,962,556.80, 83,943,835.20 and 20,064,393.60 is: 30,096,590.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,962,556.80 : 83,943,835.20 = 20,064,393.60 : x
  2. Step 2: Convert to fraction form
    55,962,556.80/83,943,835.20 = 20,064,393.60/x
  3. Step 3: Cross multiply
    55,962,556.80x = 83,943,835.20 × 20,064,393.60
  4. Step 4: Simplify right side
    55,962,556.80x = 1,684,282,149,746,335
  5. Step 5: Solve for x
    x = 1,684,282,149,746,335/55,962,556.80
  6. Step 6: Final answer
    x = 30,096,590.40

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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.