Home / 19,175,059.40-28,762,589.10-13,821,283.40

Finding the Fourth Proportional to 19,175,059.40, 28,762,589.10 and 13,821,283.40

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Solution

The fourth proportional to 19,175,059.40, 28,762,589.10 and 13,821,283.40 is: 20,731,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175,059.40 : 28,762,589.10 = 13,821,283.40 : x
  2. Step 2: Convert to fraction form
    19,175,059.40/28,762,589.10 = 13,821,283.40/x
  3. Step 3: Cross multiply
    19,175,059.40x = 28,762,589.10 × 13,821,283.40
  4. Step 4: Simplify right side
    19,175,059.40x = 397,535,895,268,851
  5. Step 5: Solve for x
    x = 397,535,895,268,851/19,175,059.40
  6. Step 6: Final answer
    x = 20,731,925.10

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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.