Home / 18,776,281.28-28,163,022.24-5,998,136

Finding the Fourth Proportional to 18,776,281.28, 28,163,022.24 and 5,998,136

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Solution

The fourth proportional to 18,776,281.28, 28,163,022.24 and 5,998,136 is: 8,996,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,776,281.28 : 28,163,022.24 = 5,998,136 : x
  2. Step 2: Convert to fraction form
    18,776,281.28/28,163,022.24 = 5,998,136/x
  3. Step 3: Cross multiply
    18,776,281.28x = 28,163,022.24 × 5,998,136
  4. Step 4: Simplify right side
    18,776,281.28x = 168,925,637,566,544.62
  5. Step 5: Solve for x
    x = 168,925,637,566,544.62/18,776,281.28
  6. Step 6: Final answer
    x = 8,996,756.87

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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.