Home / 21,001,765.50-31,507,962.66-5,855,697

Finding the Fourth Proportional to 21,001,765.50, 31,507,962.66 and 5,855,697

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Solution

The fourth proportional to 21,001,765.50, 31,507,962.66 and 5,855,697 is: 8,785,027.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,001,765.50 : 31,507,962.66 = 5,855,697 : x
  2. Step 2: Convert to fraction form
    21,001,765.50/31,507,962.66 = 5,855,697/x
  3. Step 3: Cross multiply
    21,001,765.50x = 31,507,962.66 × 5,855,697
  4. Step 4: Simplify right side
    21,001,765.50x = 184,501,082,424,274.03
  5. Step 5: Solve for x
    x = 184,501,082,424,274.03/21,001,765.50
  6. Step 6: Final answer
    x = 8,785,027.26

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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.