Home / 16,960,081.20-25,440,121.80-10,157,636.40

Finding the Fourth Proportional to 16,960,081.20, 25,440,121.80 and 10,157,636.40

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Solution

The fourth proportional to 16,960,081.20, 25,440,121.80 and 10,157,636.40 is: 15,236,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960,081.20 : 25,440,121.80 = 10,157,636.40 : x
  2. Step 2: Convert to fraction form
    16,960,081.20/25,440,121.80 = 10,157,636.40/x
  3. Step 3: Cross multiply
    16,960,081.20x = 25,440,121.80 × 10,157,636.40
  4. Step 4: Simplify right side
    16,960,081.20x = 258,411,507,216,113.53
  5. Step 5: Solve for x
    x = 258,411,507,216,113.53/16,960,081.20
  6. Step 6: Final answer
    x = 15,236,454.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.