Home / 60,521,742.45-90,782,613.68-53,341,384.05

Finding the Fourth Proportional to 60,521,742.45, 90,782,613.68 and 53,341,384.05

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Solution

The fourth proportional to 60,521,742.45, 90,782,613.68 and 53,341,384.05 is: 80,012,076.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,521,742.45 : 90,782,613.68 = 53,341,384.05 : x
  2. Step 2: Convert to fraction form
    60,521,742.45/90,782,613.68 = 53,341,384.05/x
  3. Step 3: Cross multiply
    60,521,742.45x = 90,782,613.68 × 53,341,384.05
  4. Step 4: Simplify right side
    60,521,742.45x = 4,842,470,261,100,956
  5. Step 5: Solve for x
    x = 4,842,470,261,100,956/60,521,742.45
  6. Step 6: Final answer
    x = 80,012,076.08

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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.