Home / 37,939,886.24-56,918,883.06-12,380,943.20

Finding the Fourth Proportional to 37,939,886.24, 56,918,883.06 and 12,380,943.20

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Solution

The fourth proportional to 37,939,886.24, 56,918,883.06 and 12,380,943.20 is: 18,574,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939,886.24 : 56,918,883.06 = 12,380,943.20 : x
  2. Step 2: Convert to fraction form
    37,939,886.24/56,918,883.06 = 12,380,943.20/x
  3. Step 3: Cross multiply
    37,939,886.24x = 56,918,883.06 × 12,380,943.20
  4. Step 4: Simplify right side
    37,939,886.24x = 704,709,458,173,302.12
  5. Step 5: Solve for x
    x = 704,709,458,173,302.12/37,939,886.24
  6. Step 6: Final answer
    x = 18,574,369.30

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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.