Home / 8,525,061.40-12,787,592.10-5,340,011.80

Finding the Fourth Proportional to 8,525,061.40, 12,787,592.10 and 5,340,011.80

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Solution

The fourth proportional to 8,525,061.40, 12,787,592.10 and 5,340,011.80 is: 8,010,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525,061.40 : 12,787,592.10 = 5,340,011.80 : x
  2. Step 2: Convert to fraction form
    8,525,061.40/12,787,592.10 = 5,340,011.80/x
  3. Step 3: Cross multiply
    8,525,061.40x = 12,787,592.10 × 5,340,011.80
  4. Step 4: Simplify right side
    8,525,061.40x = 68,285,892,707,586.77
  5. Step 5: Solve for x
    x = 68,285,892,707,586.77/8,525,061.40
  6. Step 6: Final answer
    x = 8,010,017.70

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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.