Home / 28,017,040.92-38,669,528.46-17,697,200.28

Finding the Fourth Proportional to 28,017,040.92, 38,669,528.46 and 17,697,200.28

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Solution

The fourth proportional to 28,017,040.92, 38,669,528.46 and 17,697,200.28 is: 24,425,933.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,017,040.92 : 38,669,528.46 = 17,697,200.28 : x
  2. Step 2: Convert to fraction form
    28,017,040.92/38,669,528.46 = 17,697,200.28/x
  3. Step 3: Cross multiply
    28,017,040.92x = 38,669,528.46 × 17,697,200.28
  4. Step 4: Simplify right side
    28,017,040.92x = 684,342,389,889,780
  5. Step 5: Solve for x
    x = 684,342,389,889,780/28,017,040.92
  6. Step 6: Final answer
    x = 24,425,933.91

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1.5x scale

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.