Home / 37,894,980.63-52,295,385.99-20,921,806.90

Finding the Fourth Proportional to 37,894,980.63, 52,295,385.99 and 20,921,806.90

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Solution

The fourth proportional to 37,894,980.63, 52,295,385.99 and 20,921,806.90 is: 28,872,266.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,894,980.63 : 52,295,385.99 = 20,921,806.90 : x
  2. Step 2: Convert to fraction form
    37,894,980.63/52,295,385.99 = 20,921,806.90/x
  3. Step 3: Cross multiply
    37,894,980.63x = 52,295,385.99 × 20,921,806.90
  4. Step 4: Simplify right side
    37,894,980.63x = 1,094,113,967,443,745.25
  5. Step 5: Solve for x
    x = 1,094,113,967,443,745.25/37,894,980.63
  6. Step 6: Final answer
    x = 28,872,266.17

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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.