Home / 40,939,149.60-61,240,762.80-36,908,071.20

Finding the Fourth Proportional to 40,939,149.60, 61,240,762.80 and 36,908,071.20

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Solution

The fourth proportional to 40,939,149.60, 61,240,762.80 and 36,908,071.20 is: 55,210,683.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,939,149.60 : 61,240,762.80 = 36,908,071.20 : x
  2. Step 2: Convert to fraction form
    40,939,149.60/61,240,762.80 = 36,908,071.20/x
  3. Step 3: Cross multiply
    40,939,149.60x = 61,240,762.80 × 36,908,071.20
  4. Step 4: Simplify right side
    40,939,149.60x = 2,260,278,433,764,711.50
  5. Step 5: Solve for x
    x = 2,260,278,433,764,711.50/40,939,149.60
  6. Step 6: Final answer
    x = 55,210,683.56

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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.