Home / 19,366,963.60-29,050,445.40-12,564,518.80

Finding the Fourth Proportional to 19,366,963.60, 29,050,445.40 and 12,564,518.80

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Solution

The fourth proportional to 19,366,963.60, 29,050,445.40 and 12,564,518.80 is: 18,846,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366,963.60 : 29,050,445.40 = 12,564,518.80 : x
  2. Step 2: Convert to fraction form
    19,366,963.60/29,050,445.40 = 12,564,518.80/x
  3. Step 3: Cross multiply
    19,366,963.60x = 29,050,445.40 × 12,564,518.80
  4. Step 4: Simplify right side
    19,366,963.60x = 365,004,867,376,673.50
  5. Step 5: Solve for x
    x = 365,004,867,376,673.50/19,366,963.60
  6. Step 6: Final answer
    x = 18,846,778.20

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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.