Home / 13,687,500.90-20,523,887.10-5,486,027.40

Finding the Fourth Proportional to 13,687,500.90, 20,523,887.10 and 5,486,027.40

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Solution

The fourth proportional to 13,687,500.90, 20,523,887.10 and 5,486,027.40 is: 8,226,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,687,500.90 : 20,523,887.10 = 5,486,027.40 : x
  2. Step 2: Convert to fraction form
    13,687,500.90/20,523,887.10 = 5,486,027.40/x
  3. Step 3: Cross multiply
    13,687,500.90x = 20,523,887.10 × 5,486,027.40
  4. Step 4: Simplify right side
    13,687,500.90x = 112,594,606,985,106.56
  5. Step 5: Solve for x
    x = 112,594,606,985,106.56/13,687,500.90
  6. Step 6: Final answer
    x = 8,226,089.47

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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.