Home / 15,452,176.42-23,172,910.53-7,772,853.16

Finding the Fourth Proportional to 15,452,176.42, 23,172,910.53 and 7,772,853.16

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Solution

The fourth proportional to 15,452,176.42, 23,172,910.53 and 7,772,853.16 is: 11,656,586.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452,176.42 : 23,172,910.53 = 7,772,853.16 : x
  2. Step 2: Convert to fraction form
    15,452,176.42/23,172,910.53 = 7,772,853.16/x
  3. Step 3: Cross multiply
    15,452,176.42x = 23,172,910.53 × 7,772,853.16
  4. Step 4: Simplify right side
    15,452,176.42x = 180,119,630,839,507.78
  5. Step 5: Solve for x
    x = 180,119,630,839,507.78/15,452,176.42
  6. Step 6: Final answer
    x = 11,656,586.49

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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.