Home / 37,928,724.30-52,341,639.60-20,525,069.51

Finding the Fourth Proportional to 37,928,724.30, 52,341,639.60 and 20,525,069.51

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Solution

The fourth proportional to 37,928,724.30, 52,341,639.60 and 20,525,069.51 is: 28,324,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,928,724.30 : 52,341,639.60 = 20,525,069.51 : x
  2. Step 2: Convert to fraction form
    37,928,724.30/52,341,639.60 = 20,525,069.51/x
  3. Step 3: Cross multiply
    37,928,724.30x = 52,341,639.60 × 20,525,069.51
  4. Step 4: Simplify right side
    37,928,724.30x = 1,074,315,791,057,368.75
  5. Step 5: Solve for x
    x = 1,074,315,791,057,368.75/37,928,724.30
  6. Step 6: Final answer
    x = 28,324,595.96

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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.