Home / 30,975,451.67-42,746,158.80-17,224,120.55

Finding the Fourth Proportional to 30,975,451.67, 42,746,158.80 and 17,224,120.55

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Solution

The fourth proportional to 30,975,451.67, 42,746,158.80 and 17,224,120.55 is: 23,769,306.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,975,451.67 : 42,746,158.80 = 17,224,120.55 : x
  2. Step 2: Convert to fraction form
    30,975,451.67/42,746,158.80 = 17,224,120.55/x
  3. Step 3: Cross multiply
    30,975,451.67x = 42,746,158.80 × 17,224,120.55
  4. Step 4: Simplify right side
    30,975,451.67x = 736,264,992,006,912.62
  5. Step 5: Solve for x
    x = 736,264,992,006,912.62/30,975,451.67
  6. Step 6: Final answer
    x = 23,769,306.09

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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.