Home / 12,217,424.16-16,858,022.40-7,061,265.84

Finding the Fourth Proportional to 12,217,424.16, 16,858,022.40 and 7,061,265.84

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Solution

The fourth proportional to 12,217,424.16, 16,858,022.40 and 7,061,265.84 is: 9,743,377.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,424.16 : 16,858,022.40 = 7,061,265.84 : x
  2. Step 2: Convert to fraction form
    12,217,424.16/16,858,022.40 = 7,061,265.84/x
  3. Step 3: Cross multiply
    12,217,424.16x = 16,858,022.40 × 7,061,265.84
  4. Step 4: Simplify right side
    12,217,424.16x = 119,038,977,703,074.80
  5. Step 5: Solve for x
    x = 119,038,977,703,074.80/12,217,424.16
  6. Step 6: Final answer
    x = 9,743,377.67

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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.