Home / 15,430,503.88-23,100,351.06-10,300,208.80

Finding the Fourth Proportional to 15,430,503.88, 23,100,351.06 and 10,300,208.80

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Solution

The fourth proportional to 15,430,503.88, 23,100,351.06 and 10,300,208.80 is: 15,420,004.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,430,503.88 : 23,100,351.06 = 10,300,208.80 : x
  2. Step 2: Convert to fraction form
    15,430,503.88/23,100,351.06 = 10,300,208.80/x
  3. Step 3: Cross multiply
    15,430,503.88x = 23,100,351.06 × 10,300,208.80
  4. Step 4: Simplify right side
    15,430,503.88x = 237,938,439,271,301.34
  5. Step 5: Solve for x
    x = 237,938,439,271,301.34/15,430,503.88
  6. Step 6: Final answer
    x = 15,420,004.50

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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.