Home / 37,329,826.76-51,518,227.56-20,587,840.60

Finding the Fourth Proportional to 37,329,826.76, 51,518,227.56 and 20,587,840.60

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Solution

The fourth proportional to 37,329,826.76, 51,518,227.56 and 20,587,840.60 is: 28,412,911.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,329,826.76 : 51,518,227.56 = 20,587,840.60 : x
  2. Step 2: Convert to fraction form
    37,329,826.76/51,518,227.56 = 20,587,840.60/x
  3. Step 3: Cross multiply
    37,329,826.76x = 51,518,227.56 × 20,587,840.60
  4. Step 4: Simplify right side
    37,329,826.76x = 1,060,649,056,999,807
  5. Step 5: Solve for x
    x = 1,060,649,056,999,807/37,329,826.76
  6. Step 6: Final answer
    x = 28,412,911.31

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.