Home / 37,445,323.20-56,167,984.80-21,321,009.60

Finding the Fourth Proportional to 37,445,323.20, 56,167,984.80 and 21,321,009.60

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Solution

The fourth proportional to 37,445,323.20, 56,167,984.80 and 21,321,009.60 is: 31,981,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,445,323.20 : 56,167,984.80 = 21,321,009.60 : x
  2. Step 2: Convert to fraction form
    37,445,323.20/56,167,984.80 = 21,321,009.60/x
  3. Step 3: Cross multiply
    37,445,323.20x = 56,167,984.80 × 21,321,009.60
  4. Step 4: Simplify right side
    37,445,323.20x = 1,197,558,143,133,454
  5. Step 5: Solve for x
    x = 1,197,558,143,133,454/37,445,323.20
  6. Step 6: Final answer
    x = 31,981,514.40

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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.