Home / 19,359,069.60-29,038,604.40-13,564,394.40

Finding the Fourth Proportional to 19,359,069.60, 29,038,604.40 and 13,564,394.40

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Solution

The fourth proportional to 19,359,069.60, 29,038,604.40 and 13,564,394.40 is: 20,346,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359,069.60 : 29,038,604.40 = 13,564,394.40 : x
  2. Step 2: Convert to fraction form
    19,359,069.60/29,038,604.40 = 13,564,394.40/x
  3. Step 3: Cross multiply
    19,359,069.60x = 29,038,604.40 × 13,564,394.40
  4. Step 4: Simplify right side
    19,359,069.60x = 393,891,082,907,175.38
  5. Step 5: Solve for x
    x = 393,891,082,907,175.38/19,359,069.60
  6. Step 6: Final answer
    x = 20,346,591.60

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1.5x scale

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.