Home / 20,590,924.40-30,886,386.60-5,446,386.80

Finding the Fourth Proportional to 20,590,924.40, 30,886,386.60 and 5,446,386.80

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Solution

The fourth proportional to 20,590,924.40, 30,886,386.60 and 5,446,386.80 is: 8,169,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,590,924.40 : 30,886,386.60 = 5,446,386.80 : x
  2. Step 2: Convert to fraction form
    20,590,924.40/30,886,386.60 = 5,446,386.80/x
  3. Step 3: Cross multiply
    20,590,924.40x = 30,886,386.60 × 5,446,386.80
  4. Step 4: Simplify right side
    20,590,924.40x = 168,219,208,277,936.88
  5. Step 5: Solve for x
    x = 168,219,208,277,936.88/20,590,924.40
  6. Step 6: Final answer
    x = 8,169,580.20

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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.