Home / 38,200,950.81-52,717,631.09-20,797,417.17

Finding the Fourth Proportional to 38,200,950.81, 52,717,631.09 and 20,797,417.17

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Solution

The fourth proportional to 38,200,950.81, 52,717,631.09 and 20,797,417.17 is: 28,700,609.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,200,950.81 : 52,717,631.09 = 20,797,417.17 : x
  2. Step 2: Convert to fraction form
    38,200,950.81/52,717,631.09 = 20,797,417.17/x
  3. Step 3: Cross multiply
    38,200,950.81x = 52,717,631.09 × 20,797,417.17
  4. Step 4: Simplify right side
    38,200,950.81x = 1,096,390,565,888,904.88
  5. Step 5: Solve for x
    x = 1,096,390,565,888,904.88/38,200,950.81
  6. Step 6: Final answer
    x = 28,700,609.35

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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.