Home / 7,545,166.50-10,412,331.40-4,107,406.62

Finding the Fourth Proportional to 7,545,166.50, 10,412,331.40 and 4,107,406.62

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Solution

The fourth proportional to 7,545,166.50, 10,412,331.40 and 4,107,406.62 is: 5,668,222.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545,166.50 : 10,412,331.40 = 4,107,406.62 : x
  2. Step 2: Convert to fraction form
    7,545,166.50/10,412,331.40 = 4,107,406.62/x
  3. Step 3: Cross multiply
    7,545,166.50x = 10,412,331.40 × 4,107,406.62
  4. Step 4: Simplify right side
    7,545,166.50x = 42,767,678,921,993.87
  5. Step 5: Solve for x
    x = 42,767,678,921,993.87/7,545,166.50
  6. Step 6: Final answer
    x = 5,668,222.02

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Double scale
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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.