Home / 13,208,002.60-19,812,003.90-8,584,465.90

Finding the Fourth Proportional to 13,208,002.60, 19,812,003.90 and 8,584,465.90

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Solution

The fourth proportional to 13,208,002.60, 19,812,003.90 and 8,584,465.90 is: 12,876,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,002.60 : 19,812,003.90 = 8,584,465.90 : x
  2. Step 2: Convert to fraction form
    13,208,002.60/19,812,003.90 = 8,584,465.90/x
  3. Step 3: Cross multiply
    13,208,002.60x = 19,812,003.90 × 8,584,465.90
  4. Step 4: Simplify right side
    13,208,002.60x = 170,075,471,890,217
  5. Step 5: Solve for x
    x = 170,075,471,890,217/13,208,002.60
  6. Step 6: Final answer
    x = 12,876,698.85

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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.