Home / 37,493,386.40-56,240,079.60-11,936,979.20

Finding the Fourth Proportional to 37,493,386.40, 56,240,079.60 and 11,936,979.20

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Solution

The fourth proportional to 37,493,386.40, 56,240,079.60 and 11,936,979.20 is: 17,905,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,493,386.40 : 56,240,079.60 = 11,936,979.20 : x
  2. Step 2: Convert to fraction form
    37,493,386.40/56,240,079.60 = 11,936,979.20/x
  3. Step 3: Cross multiply
    37,493,386.40x = 56,240,079.60 × 11,936,979.20
  4. Step 4: Simplify right side
    37,493,386.40x = 671,336,660,391,544.25
  5. Step 5: Solve for x
    x = 671,336,660,391,544.25/37,493,386.40
  6. Step 6: Final answer
    x = 17,905,468.80

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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.