Home / 37,141,447.28-51,256,798.04-20,621,572.67

Finding the Fourth Proportional to 37,141,447.28, 51,256,798.04 and 20,621,572.67

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Solution

The fourth proportional to 37,141,447.28, 51,256,798.04 and 20,621,572.67 is: 28,458,659.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,141,447.28 : 51,256,798.04 = 20,621,572.67 : x
  2. Step 2: Convert to fraction form
    37,141,447.28/51,256,798.04 = 20,621,572.67/x
  3. Step 3: Cross multiply
    37,141,447.28x = 51,256,798.04 × 20,621,572.67
  4. Step 4: Simplify right side
    37,141,447.28x = 1,056,995,785,793,069.38
  5. Step 5: Solve for x
    x = 1,056,995,785,793,069.38/37,141,447.28
  6. Step 6: Final answer
    x = 28,458,659.08

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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.