Home / 23,319,507.20-34,932,021.60-13,210,318.40

Finding the Fourth Proportional to 23,319,507.20, 34,932,021.60 and 13,210,318.40

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Solution

The fourth proportional to 23,319,507.20, 34,932,021.60 and 13,210,318.40 is: 19,788,716.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319,507.20 : 34,932,021.60 = 13,210,318.40 : x
  2. Step 2: Convert to fraction form
    23,319,507.20/34,932,021.60 = 13,210,318.40/x
  3. Step 3: Cross multiply
    23,319,507.20x = 34,932,021.60 × 13,210,318.40
  4. Step 4: Simplify right side
    23,319,507.20x = 461,463,127,691,677.50
  5. Step 5: Solve for x
    x = 461,463,127,691,677.50/23,319,507.20
  6. Step 6: Final answer
    x = 19,788,716.96

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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.