Home / 10,143,167.62-13,993,172.78-6,710,189.98

Finding the Fourth Proportional to 10,143,167.62, 13,993,172.78 and 6,710,189.98

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Solution

The fourth proportional to 10,143,167.62, 13,993,172.78 and 6,710,189.98 is: 9,257,152.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143,167.62 : 13,993,172.78 = 6,710,189.98 : x
  2. Step 2: Convert to fraction form
    10,143,167.62/13,993,172.78 = 6,710,189.98/x
  3. Step 3: Cross multiply
    10,143,167.62x = 13,993,172.78 × 6,710,189.98
  4. Step 4: Simplify right side
    10,143,167.62x = 93,896,847,776,764.75
  5. Step 5: Solve for x
    x = 93,896,847,776,764.75/10,143,167.62
  6. Step 6: Final answer
    x = 9,257,152.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.