Home / 36,830,043.20-55,245,064.80-31,161,339.20

Finding the Fourth Proportional to 36,830,043.20, 55,245,064.80 and 31,161,339.20

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Solution

The fourth proportional to 36,830,043.20, 55,245,064.80 and 31,161,339.20 is: 46,742,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,830,043.20 : 55,245,064.80 = 31,161,339.20 : x
  2. Step 2: Convert to fraction form
    36,830,043.20/55,245,064.80 = 31,161,339.20/x
  3. Step 3: Cross multiply
    36,830,043.20x = 55,245,064.80 × 31,161,339.20
  4. Step 4: Simplify right side
    36,830,043.20x = 1,721,510,203,358,780
  5. Step 5: Solve for x
    x = 1,721,510,203,358,780/36,830,043.20
  6. Step 6: Final answer
    x = 46,742,008.80

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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.