Home / 37,443,746.40-56,165,619.60-31,397,128.80

Finding the Fourth Proportional to 37,443,746.40, 56,165,619.60 and 31,397,128.80

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Solution

The fourth proportional to 37,443,746.40, 56,165,619.60 and 31,397,128.80 is: 47,095,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,443,746.40 : 56,165,619.60 = 31,397,128.80 : x
  2. Step 2: Convert to fraction form
    37,443,746.40/56,165,619.60 = 31,397,128.80/x
  3. Step 3: Cross multiply
    37,443,746.40x = 56,165,619.60 × 31,397,128.80
  4. Step 4: Simplify right side
    37,443,746.40x = 1,763,439,192,713,004.50
  5. Step 5: Solve for x
    x = 1,763,439,192,713,004.50/37,443,746.40
  6. Step 6: Final answer
    x = 47,095,693.20

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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.