Home / 15,673,858.60-23,510,787.90-12,445,354.53

Finding the Fourth Proportional to 15,673,858.60, 23,510,787.90 and 12,445,354.53

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Solution

The fourth proportional to 15,673,858.60, 23,510,787.90 and 12,445,354.53 is: 18,668,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673,858.60 : 23,510,787.90 = 12,445,354.53 : x
  2. Step 2: Convert to fraction form
    15,673,858.60/23,510,787.90 = 12,445,354.53/x
  3. Step 3: Cross multiply
    15,673,858.60x = 23,510,787.90 × 12,445,354.53
  4. Step 4: Simplify right side
    15,673,858.60x = 292,600,090,695,134.12
  5. Step 5: Solve for x
    x = 292,600,090,695,134.12/15,673,858.60
  6. Step 6: Final answer
    x = 18,668,031.80

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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.