Home / 15,459,953.80-23,189,930.70-9,711,934.60

Finding the Fourth Proportional to 15,459,953.80, 23,189,930.70 and 9,711,934.60

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Solution

The fourth proportional to 15,459,953.80, 23,189,930.70 and 9,711,934.60 is: 14,567,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459,953.80 : 23,189,930.70 = 9,711,934.60 : x
  2. Step 2: Convert to fraction form
    15,459,953.80/23,189,930.70 = 9,711,934.60/x
  3. Step 3: Cross multiply
    15,459,953.80x = 23,189,930.70 × 9,711,934.60
  4. Step 4: Simplify right side
    15,459,953.80x = 225,219,090,336,932.22
  5. Step 5: Solve for x
    x = 225,219,090,336,932.22/15,459,953.80
  6. Step 6: Final answer
    x = 14,567,901.90

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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.