Home / 63,635,400.19-87,814,380.18-38,897,007.67

Finding the Fourth Proportional to 63,635,400.19, 87,814,380.18 and 38,897,007.67

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Solution

The fourth proportional to 63,635,400.19, 87,814,380.18 and 38,897,007.67 is: 53,676,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,635,400.19 : 87,814,380.18 = 38,897,007.67 : x
  2. Step 2: Convert to fraction form
    63,635,400.19/87,814,380.18 = 38,897,007.67/x
  3. Step 3: Cross multiply
    63,635,400.19x = 87,814,380.18 × 38,897,007.67
  4. Step 4: Simplify right side
    63,635,400.19x = 3,415,716,619,397,756.50
  5. Step 5: Solve for x
    x = 3,415,716,619,397,756.50/63,635,400.19
  6. Step 6: Final answer
    x = 53,676,359.53

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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.