Home / 37,431,031.60-56,142,400.20-30,687,684.40

Finding the Fourth Proportional to 37,431,031.60, 56,142,400.20 and 30,687,684.40

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Solution

The fourth proportional to 37,431,031.60, 56,142,400.20 and 30,687,684.40 is: 46,028,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,431,031.60 : 56,142,400.20 = 30,687,684.40 : x
  2. Step 2: Convert to fraction form
    37,431,031.60/56,142,400.20 = 30,687,684.40/x
  3. Step 3: Cross multiply
    37,431,031.60x = 56,142,400.20 × 30,687,684.40
  4. Step 4: Simplify right side
    37,431,031.60x = 1,722,880,258,796,097
  5. Step 5: Solve for x
    x = 1,722,880,258,796,097/37,431,031.60
  6. Step 6: Final answer
    x = 46,028,126.53

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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.