Home / 30,342,670.20-41,864,811.51-17,289,650.88

Finding the Fourth Proportional to 30,342,670.20, 41,864,811.51 and 17,289,650.88

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Solution

The fourth proportional to 30,342,670.20, 41,864,811.51 and 17,289,650.88 is: 23,855,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,342,670.20 : 41,864,811.51 = 17,289,650.88 : x
  2. Step 2: Convert to fraction form
    30,342,670.20/41,864,811.51 = 17,289,650.88/x
  3. Step 3: Cross multiply
    30,342,670.20x = 41,864,811.51 × 17,289,650.88
  4. Step 4: Simplify right side
    30,342,670.20x = 723,827,975,164,905.50
  5. Step 5: Solve for x
    x = 723,827,975,164,905.50/30,342,670.20
  6. Step 6: Final answer
    x = 23,855,117.90

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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.