Home / 27,133,068.80-40,615,622.40-15,739,673.60

Finding the Fourth Proportional to 27,133,068.80, 40,615,622.40 and 15,739,673.60

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Solution

The fourth proportional to 27,133,068.80, 40,615,622.40 and 15,739,673.60 is: 23,560,793.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,133,068.80 : 40,615,622.40 = 15,739,673.60 : x
  2. Step 2: Convert to fraction form
    27,133,068.80/40,615,622.40 = 15,739,673.60/x
  3. Step 3: Cross multiply
    27,133,068.80x = 40,615,622.40 × 15,739,673.60
  4. Step 4: Simplify right side
    27,133,068.80x = 639,276,639,636,848.62
  5. Step 5: Solve for x
    x = 639,276,639,636,848.62/27,133,068.80
  6. Step 6: Final answer
    x = 23,560,793.82

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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.