Home / 43,764,275.20-65,658,547.20-18,217,318.40

Finding the Fourth Proportional to 43,764,275.20, 65,658,547.20 and 18,217,318.40

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Solution

The fourth proportional to 43,764,275.20, 65,658,547.20 and 18,217,318.40 is: 27,331,028.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,764,275.20 : 65,658,547.20 = 18,217,318.40 : x
  2. Step 2: Convert to fraction form
    43,764,275.20/65,658,547.20 = 18,217,318.40/x
  3. Step 3: Cross multiply
    43,764,275.20x = 65,658,547.20 × 18,217,318.40
  4. Step 4: Simplify right side
    43,764,275.20x = 1,196,122,660,023,828.50
  5. Step 5: Solve for x
    x = 1,196,122,660,023,828.50/43,764,275.20
  6. Step 6: Final answer
    x = 27,331,028.67

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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.