Home / 37,928,774.32-52,341,708.54-20,525,119.72

Finding the Fourth Proportional to 37,928,774.32, 52,341,708.54 and 20,525,119.72

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Solution

The fourth proportional to 37,928,774.32, 52,341,708.54 and 20,525,119.72 is: 28,324,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,928,774.32 : 52,341,708.54 = 20,525,119.72 : x
  2. Step 2: Convert to fraction form
    37,928,774.32/52,341,708.54 = 20,525,119.72/x
  3. Step 3: Cross multiply
    37,928,774.32x = 52,341,708.54 × 20,525,119.72
  4. Step 4: Simplify right side
    37,928,774.32x = 1,074,319,834,132,846.38
  5. Step 5: Solve for x
    x = 1,074,319,834,132,846.38/37,928,774.32
  6. Step 6: Final answer
    x = 28,324,665.20

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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.