Home / 13,175,595.06-18,178,176.50-7,373,454.90

Finding the Fourth Proportional to 13,175,595.06, 18,178,176.50 and 7,373,454.90

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Solution

The fourth proportional to 13,175,595.06, 18,178,176.50 and 7,373,454.90 is: 10,173,048.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175,595.06 : 18,178,176.50 = 7,373,454.90 : x
  2. Step 2: Convert to fraction form
    13,175,595.06/18,178,176.50 = 7,373,454.90/x
  3. Step 3: Cross multiply
    13,175,595.06x = 18,178,176.50 × 7,373,454.90
  4. Step 4: Simplify right side
    13,175,595.06x = 134,035,964,586,989.86
  5. Step 5: Solve for x
    x = 134,035,964,586,989.86/13,175,595.06
  6. Step 6: Final answer
    x = 10,173,048.27

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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.