Home / 15,461,372.76-23,184,125.84-8,178,763.20

Finding the Fourth Proportional to 15,461,372.76, 23,184,125.84 and 8,178,763.20

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Solution

The fourth proportional to 15,461,372.76, 23,184,125.84 and 8,178,763.20 is: 12,263,948.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461,372.76 : 23,184,125.84 = 8,178,763.20 : x
  2. Step 2: Convert to fraction form
    15,461,372.76/23,184,125.84 = 8,178,763.20/x
  3. Step 3: Cross multiply
    15,461,372.76x = 23,184,125.84 × 8,178,763.20
  4. Step 4: Simplify right side
    15,461,372.76x = 189,617,475,244,361.09
  5. Step 5: Solve for x
    x = 189,617,475,244,361.09/15,461,372.76
  6. Step 6: Final answer
    x = 12,263,948.24

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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.