Home / 19,134,490.10-28,701,735.15-12,366,259.70

Finding the Fourth Proportional to 19,134,490.10, 28,701,735.15 and 12,366,259.70

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Solution

The fourth proportional to 19,134,490.10, 28,701,735.15 and 12,366,259.70 is: 18,549,389.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134,490.10 : 28,701,735.15 = 12,366,259.70 : x
  2. Step 2: Convert to fraction form
    19,134,490.10/28,701,735.15 = 12,366,259.70/x
  3. Step 3: Cross multiply
    19,134,490.10x = 28,701,735.15 × 12,366,259.70
  4. Step 4: Simplify right side
    19,134,490.10x = 354,933,110,705,518.44
  5. Step 5: Solve for x
    x = 354,933,110,705,518.44/19,134,490.10
  6. Step 6: Final answer
    x = 18,549,389.55

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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.