Home / 37,141,511.24-51,256,886.20-20,621,638.02

Finding the Fourth Proportional to 37,141,511.24, 51,256,886.20 and 20,621,638.02

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Solution

The fourth proportional to 37,141,511.24, 51,256,886.20 and 20,621,638.02 is: 28,458,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,141,511.24 : 51,256,886.20 = 20,621,638.02 : x
  2. Step 2: Convert to fraction form
    37,141,511.24/51,256,886.20 = 20,621,638.02/x
  3. Step 3: Cross multiply
    37,141,511.24x = 51,256,886.20 × 20,621,638.02
  4. Step 4: Simplify right side
    37,141,511.24x = 1,057,000,953,248,733.38
  5. Step 5: Solve for x
    x = 1,057,000,953,248,733.38/37,141,511.24
  6. Step 6: Final answer
    x = 28,458,749.20

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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.