Home / 37,939,889.24-56,918,887.56-12,380,946.20

Finding the Fourth Proportional to 37,939,889.24, 56,918,887.56 and 12,380,946.20

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Solution

The fourth proportional to 37,939,889.24, 56,918,887.56 and 12,380,946.20 is: 18,574,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939,889.24 : 56,918,887.56 = 12,380,946.20 : x
  2. Step 2: Convert to fraction form
    37,939,889.24/56,918,887.56 = 12,380,946.20/x
  3. Step 3: Cross multiply
    37,939,889.24x = 56,918,887.56 × 12,380,946.20
  4. Step 4: Simplify right side
    37,939,889.24x = 704,709,684,644,209.25
  5. Step 5: Solve for x
    x = 704,709,684,644,209.25/37,939,889.24
  6. Step 6: Final answer
    x = 18,574,373.80

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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.