Home / 13,167,643.60-19,719,972.60-10,648,219.60

Finding the Fourth Proportional to 13,167,643.60, 19,719,972.60 and 10,648,219.60

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Solution

The fourth proportional to 13,167,643.60, 19,719,972.60 and 10,648,219.60 is: 15,946,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167,643.60 : 19,719,972.60 = 10,648,219.60 : x
  2. Step 2: Convert to fraction form
    13,167,643.60/19,719,972.60 = 10,648,219.60/x
  3. Step 3: Cross multiply
    13,167,643.60x = 19,719,972.60 × 10,648,219.60
  4. Step 4: Simplify right side
    13,167,643.60x = 209,982,598,750,782.97
  5. Step 5: Solve for x
    x = 209,982,598,750,782.97/13,167,643.60
  6. Step 6: Final answer
    x = 15,946,862.26

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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.