Home / 21,483,994.56-29,648,580.84-11,695,090.56

Finding the Fourth Proportional to 21,483,994.56, 29,648,580.84 and 11,695,090.56

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Solution

The fourth proportional to 21,483,994.56, 29,648,580.84 and 11,695,090.56 is: 16,139,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,483,994.56 : 29,648,580.84 = 11,695,090.56 : x
  2. Step 2: Convert to fraction form
    21,483,994.56/29,648,580.84 = 11,695,090.56/x
  3. Step 3: Cross multiply
    21,483,994.56x = 29,648,580.84 × 11,695,090.56
  4. Step 4: Simplify right side
    21,483,994.56x = 346,742,837,899,280.88
  5. Step 5: Solve for x
    x = 346,742,837,899,280.88/21,483,994.56
  6. Step 6: Final answer
    x = 16,139,588.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.