Home / 15,459,956.80-23,189,935.20-9,711,937.60

Finding the Fourth Proportional to 15,459,956.80, 23,189,935.20 and 9,711,937.60

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Solution

The fourth proportional to 15,459,956.80, 23,189,935.20 and 9,711,937.60 is: 14,567,906.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459,956.80 : 23,189,935.20 = 9,711,937.60 : x
  2. Step 2: Convert to fraction form
    15,459,956.80/23,189,935.20 = 9,711,937.60/x
  3. Step 3: Cross multiply
    15,459,956.80x = 23,189,935.20 × 9,711,937.60
  4. Step 4: Simplify right side
    15,459,956.80x = 225,219,203,610,443.50
  5. Step 5: Solve for x
    x = 225,219,203,610,443.50/15,459,956.80
  6. Step 6: Final answer
    x = 14,567,906.40

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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.