Home / 13,038,375.60-19,556,688.60-3,453,548.40

Finding the Fourth Proportional to 13,038,375.60, 19,556,688.60 and 3,453,548.40

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Solution

The fourth proportional to 13,038,375.60, 19,556,688.60 and 3,453,548.40 is: 5,180,090.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038,375.60 : 19,556,688.60 = 3,453,548.40 : x
  2. Step 2: Convert to fraction form
    13,038,375.60/19,556,688.60 = 3,453,548.40/x
  3. Step 3: Cross multiply
    13,038,375.60x = 19,556,688.60 × 3,453,548.40
  4. Step 4: Simplify right side
    13,038,375.60x = 67,539,970,623,828.24
  5. Step 5: Solve for x
    x = 67,539,970,623,828.24/13,038,375.60
  6. Step 6: Final answer
    x = 5,180,090.89

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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.