Home / 19,423,975.60-29,135,963.40-9,346,279.60

Finding the Fourth Proportional to 19,423,975.60, 29,135,963.40 and 9,346,279.60

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Solution

The fourth proportional to 19,423,975.60, 29,135,963.40 and 9,346,279.60 is: 14,019,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,975.60 : 29,135,963.40 = 9,346,279.60 : x
  2. Step 2: Convert to fraction form
    19,423,975.60/29,135,963.40 = 9,346,279.60/x
  3. Step 3: Cross multiply
    19,423,975.60x = 29,135,963.40 × 9,346,279.60
  4. Step 4: Simplify right side
    19,423,975.60x = 272,312,860,351,766.62
  5. Step 5: Solve for x
    x = 272,312,860,351,766.62/19,423,975.60
  6. Step 6: Final answer
    x = 14,019,419.40

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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.