Home / 35,780,582.55-49,375,856.84-21,865,205.91

Finding the Fourth Proportional to 35,780,582.55, 49,375,856.84 and 21,865,205.91

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Solution

The fourth proportional to 35,780,582.55, 49,375,856.84 and 21,865,205.91 is: 30,173,160.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,780,582.55 : 49,375,856.84 = 21,865,205.91 : x
  2. Step 2: Convert to fraction form
    35,780,582.55/49,375,856.84 = 21,865,205.91/x
  3. Step 3: Cross multiply
    35,780,582.55x = 49,375,856.84 × 21,865,205.91
  4. Step 4: Simplify right side
    35,780,582.55x = 1,079,613,276,679,955.88
  5. Step 5: Solve for x
    x = 1,079,613,276,679,955.88/35,780,582.55
  6. Step 6: Final answer
    x = 30,173,160.96

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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.