Home / 37,928,967.84-52,341,974.28-20,525,312.88

Finding the Fourth Proportional to 37,928,967.84, 52,341,974.28 and 20,525,312.88

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Solution

The fourth proportional to 37,928,967.84, 52,341,974.28 and 20,525,312.88 is: 28,324,931.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,928,967.84 : 52,341,974.28 = 20,525,312.88 : x
  2. Step 2: Convert to fraction form
    37,928,967.84/52,341,974.28 = 20,525,312.88/x
  3. Step 3: Cross multiply
    37,928,967.84x = 52,341,974.28 × 20,525,312.88
  4. Step 4: Simplify right side
    37,928,967.84x = 1,074,335,398,853,912.75
  5. Step 5: Solve for x
    x = 1,074,335,398,853,912.75/37,928,967.84
  6. Step 6: Final answer
    x = 28,324,931.05

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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.